1028163937500000
1,028,163,937,500,000 is an even composite number composed of five prime numbers multiplied together.
1028163937500000 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two thousand, one hundred sixty divisors.
Prime factorization of 1028163937500000:
25 × 32 × 59 × 73 × 732
(2 × 2 × 2 × 2 × 2 × 3 × 3 × 5 × 5 × 5 × 5 × 5 × 5 × 5 × 5 × 5 × 7 × 7 × 7 × 73 × 73)See below for interesting mathematical facts about the number 1028163937500000 from the Numbermatics database.
Names of 1028163937500000
- Cardinal: 1028163937500000 can be written as One quadrillion, twenty-eight trillion, one hundred sixty-three billion, nine hundred thirty-seven million, five hundred thousand.
Scientific notation
- Scientific notation: 1.0281639375 × 1015
Factors of 1028163937500000
Divisors of 1028163937500000
- Number of divisors d(n): 2160
-
Complete list of divisors:
1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 25 28 30 32 35 36 40 42 45 48 49 50 56 60 63 70 72 73 75 80 84 90 96 98 100 105 112 120 125 126 140 144 146 147 150 160 168 175 180 196 200 210 219 224 225 240 245 250 252 280 288 292 294 300 315 336 343 350 360 365 375 392 400 420 438 441 450 480 490 500 504 511 525 560 584 588 600 625 630 657 672 686 700 720 730 735 750 784 800 840 875 876 882 900 980 1000 1008 1022 1029 1050 1095 1120 1125 1168 1176 1200 1225 1250 1260 1314 1372 1400 1440 1460 1470 1500 1533 1568 1575 1680 1715 1750 1752 1764 1800 1825 1875 1960 2000 2016 2044 2058 2100 2190 2205 2250 2336 2352 2400 2450 2500 2520 2555 2625 2628 2744 2800 2920 2940 3000 3066 3087 3125 3150 3285 3360 3430 3500 3504 3528 3577 3600 3650 3675 3750 3920 4000 4088 4116 4200 4375 4380 4410 4500 4599 4704 4900 5000 5040 5110 5145 5250 5256 5329 5475 5488 5600 5625 5840 5880 6000 6125 6132 6174 6250 6300 6570 6860 7000 7008 7056 7154 7200 7300 7350 7500 7665 7840 7875 8176 8232 8400 8575 8750 8760 8820 9000 9125 9198 9375 9800 10000 10080 10220 10290 10500 10512 10658 10731 10950 10976 11025 11250 11680 11760 12000 12250 12264 12348 12500 12600 12775 13125 13140 13720 14000 14112 14308 14600 14700 15000 15330 15435 15625 15750 15987 16352 16425 16464 16800 17150 17500 17520 17640 17885 18000 18250 18375 18396 18750 19600 20000 20440 20580 21000 21024 21316 21462 21875 21900 22050 22500 22995 23520 24500 24528 24696 25000 25039 25200 25550 25725 26250 26280 26645 27375 27440 28000 28125 28616 29200 29400 30000 30625 30660 30870 31250 31500 31974 32193 32850 32928 34300 35000 35040 35280 35770 36000 36500 36750 36792 37303 37500 38325 39200 39375 40880 41160 42000 42632 42875 42924 43750 43800 44100 45000 45625 45990 46875 47961 49000 49056 49392 50000 50078 50400 51100 51450 52500 52560 53290 53655 54750 54880 55125 56250 57232 58400 58800 60000 61250 61320 61740 62500 63000 63875 63948 64386 65625 65700 68600 70000 70560 71540 73000 73500 73584 74606 75000 75117 76650 77175 78125 78750 79935 81760 82125 82320 84000 85264 85750 85848 87500 87600 88200 89425 90000 91250 91875 91980 93750 95922 98000 98784 100000 100156 102200 102900 105000 105120 106580 107310 109375 109500 110250 111909 112500 114464 114975 117600 122500 122640 123480 125000 125195 126000 127750 127896 128625 128772 131250 131400 133225 136875 137200 140000 140625 143080 146000 147000 147168 149212 150000 150234 153125 153300 154350 156250 157500 159870 160965 164250 164640 170528 171500 171696 175000 175200 176400 178850 180000 182500 183750 183960 186515 187500 191625 191844 196000 196875 200312 204400 205800 210000 213160 214375 214620 218750 219000 220500 223818 225000 225351 228125 229950 234375 239805 245000 245280 246960 250000 250390 252000 255500 255792 257250 257544 261121 262500 262800 266450 268275 273750 274400 275625 281250 286160 292000 294000 298424 300000 300468 306250 306600 308700 312500 315000 319375 319740 321930 328125 328500 335727 343000 343392 350000 352800 357700 365000 367500 367920 373030 375000 375585 383250 383688 385875 390625 393750 399675 400624 408800 410625 411600 420000 426320 428750 429240 437500 438000 441000 447125 447636 450000 450702 456250 459375 459900 468750 479610 490000 493920 500000 500780 511000 511584 514500 515088 522242 525000 525600 532900 536550 546875 547500 551250 559545 562500 572320 574875 588000 596848 600936 612500 613200 617400 625000 625975 630000 638750 639480 643125 643860 656250 657000 666125 671454 684375 686000 700000 703125 715400 730000 735000 735840 746060 750000 751170 765625 766500 767376 771750 781250 783363 787500 799350 801248 804825 821250 823200 852640 857500 858480 875000 876000 882000 894250 895272 900000 901404 912500 918750 919800 932575 937500 958125 959220 980000 984375 1001560 1022000 1029000 1030176 1044484 1050000 1065800 1071875 1073100 1093750 1095000 1102500 1119090 1125000 1126755 1140625 1149750 1171875 1193696 1199025 1201872 1225000 1226400 1234800 1250000 1251950 1260000 1277500 1278960 1286250 1287720 1305605 1312500 1314000 1332250 1341375 1342908 1368750 1372000 1378125 1406250 1430800 1460000 1470000 1492120 1500000 1502340 1531250 1533000 1534752 1543500 1562500 1566726 1575000 1596875 1598700 1609650 1640625 1642500 1678635 1715000 1716960 1750000 1764000 1788500 1790544 1802808 1825000 1827847 1837500 1839600 1865150 1875000 1877925 1916250 1918440 1929375 1953125 1968750 1998375 2003120 2044000 2053125 2058000 2088968 2100000 2131600 2143750 2146200 2187500 2190000 2205000 2235625 2238180 2250000 2253510 2281250 2296875 2299500 2343750 2350089 2398050 2403744 2450000 2469600 2500000 2503900 2555000 2557920 2572500 2575440 2611210 2625000 2628000 2664500 2682750 2685816 2734375 2737500 2756250 2797725 2812500 2861600 2874375 2940000 2984240 3004680 3062500 3066000 3087000 3125000 3129875 3133452 3150000 3193750 3197400 3215625 3219300 3281250 3285000 3330625 3357270 3421875 3430000 3500000 3515625 3577000 3581088 3605616 3650000 3655694 3675000 3679200 3730300 3750000 3755850 3828125 3832500 3836880 3858750 3906250 3916815 3937500 3996750 4006240 4024125 4106250 4116000 4177936 4263200 4287500 4292400 4375000 4380000 4410000 4471250 4476360 4500000 4507020 4562500 4593750 4599000 4662875 4687500 4700178 4790625 4796100 4900000 4921875 5007800 5110000 5145000 5150880 5222420 5250000 5329000 5359375 5365500 5371632 5468750 5475000 5483541 5512500 5595450 5625000 5633775 5703125 5748750 5859375 5968480 5995125 6009360 6125000 6132000 6174000 6250000 6259750 6266904 6300000 6387500 6394800 6431250 6438600 6528025 6562500 6570000 6661250 6706875 6714540 6843750 6860000 6890625 7031250 7154000 7211232 7300000 7311388 7350000 7460600 7500000 7511700 7656250 7665000 7673760 7717500 7812500 7833630 7875000 7984375 7993500 8048250 8203125 8212500 8355872 8393175 8575000 8584800 8750000 8820000 8942500 8952720 9014040 9125000 9139235 9187500 9198000 9325750 9375000 9389625 9400356 9581250 9592200 9646875 9843750 9991875 10015600 10220000 10265625 10290000 10444840 10500000 10658000 10718750 10731000 10743264 10937500 10950000 10967082 11025000 11178125 11190900 11250000 11267550 11406250 11484375 11497500 11718750 11750445 11990250 12018720 12250000 12348000 12500000 12519500 12533808 12775000 12789600 12862500 12877200 13056050 13125000 13140000 13322500 13413750 13429080 13671875 13687500 13781250 13988625 14062500 14308000 14371875 14622776 14700000 14921200 15023400 15312500 15330000 15435000 15625000 15649375 15667260 15750000 15968750 15987000 16078125 16096500 16406250 16425000 16450623 16653125 16786350 17109375 17150000 17500000 17578125 17885000 17905440 18028080 18250000 18278470 18375000 18396000 18651500 18750000 18779250 18800712 19140625 19162500 19184400 19293750 19584075 19687500 19983750 20031200 20120625 20531250 20580000 20889680 21316000 21437500 21462000 21875000 21900000 21934164 22050000 22356250 22381800 22500000 22535100 22812500 22968750 22995000 23314375 23437500 23500890 23953125 23980500 24500000 24609375 25039000 25067616 25550000 25725000 25754400 26112100 26250000 26645000 26796875 26827500 26858160 27343750 27375000 27417705 27562500 27977250 28125000 28168875 28515625 28743750 29245552 29842400 29975625 30046800 30625000 30660000 30870000 31250000 31298750 31334520 31500000 31937500 31974000 32156250 32193000 32640125 32812500 32850000 32901246 33306250 33534375 33572700 34218750 34300000 34453125 35156250 35770000 36056160 36500000 36556940 36750000 37303000 37500000 37558500 37601424 38281250 38325000 38368800 38587500 39168150 39375000 39921875 39967500 40241250 41015625 41062500 41779360 41965875 42875000 42924000 43750000 43868328 44100000 44712500 44763600 45070200 45625000 45696175 45937500 45990000 46628750 46875000 46948125 47001780 47906250 47961000 48234375 49218750 49959375 50078000 51100000 51328125 51450000 52224200 52500000 53290000 53593750 53655000 53716320 54687500 54750000 54835410 55125000 55890625 55954500 56250000 56337750 57031250 57421875 57487500 58491104 58752225 59951250 60093600 61250000 61740000 62500000 62597500 62669040 63875000 63948000 64312500 64386000 65280250 65625000 65700000 65802492 66612500 67068750 67145400 68437500 68906250 69943125 70312500 71540000 71859375 73113880 73500000 74606000 75117000 75202848 76562500 76650000 77175000 78246875 78336300 78750000 79843750 79935000 80390625 80482500 82031250 82125000 82253115 83265625 83931750 85546875 85750000 87500000 87736656 89425000 89527200 90140400 91250000 91392350 91875000 91980000 93257500 93750000 93896250 94003560 95703125 95812500 95922000 96468750 97920375 98437500 99918750 100156000 100603125 102656250 102900000 104448400 106580000 107187500 107310000 109375000 109500000 109670820 110250000 111781250 111909000 112500000 112675500 114062500 114843750 114975000 116571875 117504450 119765625 119902500 122500000 123046875 125195000 125338080 127750000 128625000 128772000 130560500 131250000 131604984 133225000 133984375 134137500 134290800 136875000 137088525 137812500 139886250 140625000 140844375 142578125 143718750 146227760 149212000 149878125 150234000 153125000 153300000 154350000 156493750 156672600 157500000 159687500 159870000 160781250 160965000 163200625 164062500 164250000 164506230 166531250 167671875 167863500 171093750 171500000 172265625 175473312 178850000 180280800 182500000 182784700 183750000 186515000 187500000 187792500 188007120 191406250 191625000 191844000 192937500 195840750 196875000 199609375 199837500 201206250 205312500 208896800 209829375 214375000 214620000 218750000 219341640 220500000 223562500 223818000 225351000 228125000 228480875 229687500 229950000 233143750 234740625 235008900 239531250 239805000 241171875 246093750 249796875 250390000 255500000 256640625 257250000 261121000 262500000 263209968 266450000 267968750 268275000 268581600 273750000 274177050 275625000 279453125 279772500 281250000 281688750 285156250 287109375 287437500 292455520 293761125 299756250 300468000 306250000 308700000 312987500 313345200 319375000 319740000 321562500 321930000 326401250 328125000 328500000 329012460 333062500 335343750 335727000 342187500 344531250 349715625 357700000 359296875 365569400 367500000 373030000 375585000 376014240 382812500 383250000 385875000 391234375 391681500 393750000 399218750 399675000 401953125 402412500 410625000 411265575 416328125 419658750 427734375 428750000 437500000 438683280 447125000 447636000 450702000 456250000 456961750 459375000 459900000 466287500 469481250 470017800 479062500 479610000 482343750 489601875 492187500 499593750 500780000 503015625 513281250 514500000 522242000 526419936 532900000 535937500 536550000 547500000 548354100 551250000 558906250 559545000 562500000 563377500 570312500 574218750 574875000 582859375 587522250 598828125 599512500 612500000 625975000 626690400 638750000 643125000 643860000 652802500 656250000 658024920 666125000 669921875 670687500 671454000 684375000 685442625 689062500 699431250 704221875 718593750 731138800 746060000 749390625 751170000 765625000 766500000 771750000 782468750 783363000 787500000 798437500 799350000 803906250 804825000 816003125 821250000 822531150 832656250 838359375 839317500 855468750 857500000 861328125 877366560 894250000 901404000 912500000 913923500 918750000 932575000 938962500 940035600 958125000 959220000 964687500 979203750 984375000 998046875 999187500 1006031250 1026562500 1044484000 1049146875 1071875000 1073100000 1096708200 1102500000 1117812500 1119090000 1126755000 1140625000 1142404375 1148437500 1149750000 1165718750 1173703125 1175044500 1197656250 1199025000 1205859375 1248984375 1251950000 1277500000 1283203125 1286250000 1305605000 1312500000 1316049840 1332250000 1339843750 1341375000 1342908000 1368750000 1370885250 1378125000 1397265625 1398862500 1408443750 1437187500 1462277600 1468805625 1498781250 1502340000 1531250000 1543500000 1564937500 1566726000 1596875000 1598700000 1607812500 1609650000 1632006250 1642500000 1645062300 1665312500 1676718750 1678635000 1710937500 1722656250 1748578125 1788500000 1796484375 1827847000 1837500000 1865150000 1877925000 1880071200 1916250000 1929375000 1956171875 1958407500 1968750000 1996093750 1998375000 2009765625 2012062500 2053125000 2056327875 2081640625 2098293750 2143750000 2193416400 2235625000 2238180000 2253510000 2281250000 2284808750 2296875000 2299500000 2331437500 2347406250 2350089000 2395312500 2398050000 2411718750 2448009375 2497968750 2503900000 2515078125 2566406250 2572500000 2611210000 2632099680 2664500000 2679687500 2682750000 2737500000 2741770500 2756250000 2794531250 2797725000 2816887500 2874375000 2914296875 2937611250 2994140625 2997562500 3062500000 3129875000 3133452000 3193750000 3215625000 3219300000 3264012500 3290124600 3330625000 3353437500 3357270000 3421875000 3427213125 3445312500 3497156250 3521109375 3592968750 3655694000 3730300000 3746953125 3755850000 3832500000 3858750000 3912343750 3916815000 3937500000 3992187500 3996750000 4019531250 4024125000 4080015625 4106250000 4112655750 4163281250 4191796875 4196587500 4287500000 4386832800 4471250000 4507020000 4562500000 4569617500 4593750000 4662875000 4694812500 4700178000 4790625000 4796100000 4823437500 4896018750 4995937500 5030156250 5132812500 5222420000 5245734375 5359375000 5365500000 5483541000 5512500000 5589062500 5595450000 5633775000 5712021875 5748750000 5828593750 5868515625 5875222500 5988281250 5995125000 6029296875 6244921875 6259750000 6387500000 6431250000 6528025000 6580249200 6661250000 6706875000 6714540000 6843750000 6854426250 6890625000 6986328125 6994312500 7042218750 7185937500 7311388000 7344028125 7493906250 7511700000 7717500000 7824687500 7833630000 7984375000 7993500000 8039062500 8048250000 8160031250 8212500000 8225311500 8326562500 8383593750 8393175000 8742890625 8942500000 8982421875 9139235000 9187500000 9325750000 9389625000 9400356000 9581250000 9646875000 9780859375 9792037500 9991875000 10060312500 10265625000 10281639375 10408203125 10491468750 10718750000 10967082000 11178125000 11190900000 11267550000 11424043750 11497500000 11657187500 11737031250 11750445000 11976562500 11990250000 12058593750 12240046875 12489843750 12519500000 12575390625 12862500000 13056050000 13160498400 13322500000 13413750000 13687500000 13708852500 13781250000 13972656250 13988625000 14084437500 14371875000 14571484375 14688056250 14987812500 15649375000 15667260000 15968750000 16078125000 16096500000 16320062500 16450623000 16653125000 16767187500 16786350000 17136065625 17485781250 17605546875 17964843750 18278470000 18651500000 18734765625 18779250000 19162500000 19293750000 19561718750 19584075000 19983750000 20120625000 20400078125 20531250000 20563278750 20816406250 20958984375 20982937500 21437500000 21934164000 22356250000 22535100000 22848087500 23314375000 23474062500 23500890000 23953125000 23980500000 24117187500 24480093750 24979687500 25150781250 26112100000 26228671875 26827500000 27417705000 27562500000 27945312500 27977250000 28168875000 28560109375 28743750000 29142968750 29342578125 29376112500 29975625000 31224609375 31298750000 31937500000 32156250000 32640125000 32901246000 33306250000 33534375000 33572700000 34272131250 34971562500 35211093750 35929687500 36556940000 36720140625 37469531250 37558500000 38587500000 39123437500 39168150000 39967500000 40241250000 40800156250 41062500000 41126557500 41632812500 41917968750 41965875000 43714453125 44712500000 45696175000 46628750000 46948125000 47001780000 47906250000 48234375000 48904296875 48960187500 49959375000 50301562500 51408196875 52457343750 54835410000 55890625000 55954500000 56337750000 57120218750 57487500000 58285937500 58685156250 58752225000 59951250000 61200234375 62449218750 62597500000 62876953125 64312500000 65280250000 65802492000 66612500000 67068750000 68544262500 69943125000 70422187500 71859375000 72857421875 73440281250 74939062500 78246875000 78336300000 80482500000 81600312500 82253115000 83265625000 83835937500 83931750000 85680328125 87428906250 88027734375 91392350000 93257500000 93673828125 93896250000 95812500000 96468750000 97808593750 97920375000 99918750000 100603125000 102000390625 102816393750 104914687500 109670820000 111781250000 112675500000 114240437500 116571875000 117370312500 117504450000 119902500000 122400468750 124898437500 125753906250 130560500000 131143359375 134137500000 137088525000 139886250000 140844375000 142800546875 143718750000 145714843750 146712890625 146880562500 149878125000 156493750000 163200625000 164506230000 166531250000 167671875000 167863500000 171360656250 174857812500 176055468750 182784700000 183600703125 187347656250 187792500000 192937500000 195617187500 195840750000 199837500000 201206250000 204000781250 205632787500 209829375000 218572265625 223562500000 228480875000 233143750000 234740625000 235008900000 244800937500 249796875000 251507812500 257040984375 262286718750 274177050000 279772500000 281688750000 285601093750 287437500000 291429687500 293425781250 293761125000 299756250000 306001171875 312987500000 326401250000 329012460000 333062500000 335343750000 342721312500 349715625000 352110937500 367201406250 374695312500 391234375000 391681500000 402412500000 408001562500 411265575000 419658750000 428401640625 437144531250 440138671875 456961750000 466287500000 469481250000 489601875000 499593750000 503015625000 510001953125 514081968750 524573437500 548354100000 563377500000 571202187500 582859375000 586851562500 587522250000 599512500000 612002343750 652802500000 655716796875 670687500000 685442625000 699431250000 704221875000 714002734375 734402812500 749390625000 782468750000 816003125000 822531150000 839317500000 856803281250 874289062500 880277343750 913923500000 918003515625 938962500000 979203750000 999187500000 1006031250000 1020003906250 1028163937500 1049146875000 1142404375000 1165718750000 1173703125000 1175044500000 1224004687500 1285204921875 1311433593750 1370885250000 1398862500000 1408443750000 1428005468750 1468805625000 1498781250000 1530005859375 1564937500000 1632006250000 1645062300000 1713606562500 1748578125000 1760554687500 1836007031250 1958407500000 2012062500000 2040007812500 2056327875000 2098293750000 2142008203125 2284808750000 2331437500000 2347406250000 2448009375000 2570409843750 2622867187500 2741770500000 2816887500000 2856010937500 2937611250000 2997562500000 3060011718750 3264012500000 3427213125000 3497156250000 3521109375000 3570013671875 3672014062500 4080015625000 4112655750000 4196587500000 4284016406250 4569617500000 4590017578125 4694812500000 4896018750000 5140819687500 5245734375000 5712021875000 5875222500000 6120023437500 6426024609375 6854426250000 6994312500000 7042218750000 7140027343750 7344028125000 8160031250000 8225311500000 8568032812500 9180035156250 9792037500000 10281639375000 10491468750000 10710041015625 11424043750000 12240046875000 12852049218750 13708852500000 14084437500000 14280054687500 14688056250000 16320062500000 17136065625000 18360070312500 20563278750000 20982937500000 21420082031250 22848087500000 24480093750000 25704098437500 28560109375000 29376112500000 32130123046875 34272131250000 36720140625000 41126557500000 42840164062500 48960187500000 51408196875000 57120218750000 64260246093750 68544262500000 73440281250000 85680328125000 102816393750000 114240437500000 128520492187500 146880562500000 171360656250000 205632787500000 257040984375000 342721312500000 514081968750000 1028163937500000
- Sum of all divisors σ(n): 4321344284056800
- Sum of proper divisors (its aliquot sum) s(n): 3293180346556800
- 1028163937500000 is an abundant number, because the sum of its proper divisors (3293180346556800) is greater than itself. Its abundance is 2265016409056800
Bases of 1028163937500000
- Binary: 111010011100011100000100100100001111111011011000002
- Hexadecimal: 0x3A71C1243FB60
- Base-36: A4GBZPZBS0
Squares and roots of 1028163937500000
- 1028163937500000 squared (10281639375000002) is 1057121082375503906250000000000
- 1028163937500000 cubed (10281639375000003) is 1086893774469459949796630859375000000000000000
-
The
square root of 1028163937500000 is 32064995.5169184453 -
The
cube root of 1028163937500000 is 100930.1198647699
Scales and comparisons
How big is 1028163937500000?- 1,028,163,937,500,000 seconds is equal to 32,692,432 years, 46 weeks, 2 days, 22 hours.
-
To count from 1 to 1,028,163,937,500,000 would take you about ninety-eight million, seventy-seven thousand, two hundred ninety-eight years!
This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)
- A cube with a volume of 1028163937500000 cubic inches would be around 8410.8 feet tall.
Recreational maths with 1028163937500000
- 1028163937500000 backwards is 0000057393618201
- 1028163937500000 is a
Harshad number . - The number of decimal digits it has is: 16
- The sum of 1028163937500000's digits is 45
- More coming soon!
Link to this page
HTML: To link to this page, just copy and paste the link below into your blog, web page or email.
BBCODE: To link to this page in a forum post or comment box, just copy and paste the link code below:
Cite this page
MLA style:
"Number 1028163937500000 - Facts about the integer". Numbermatics.com. 2024. Web. 12 May 2024.
APA style:
Numbermatics. (2024). Number 1028163937500000 - Facts about the integer. Retrieved 12 May 2024, from https://numbermatics.com/n/1028163937500000/
Chicago style:
Numbermatics. 2024. "Number 1028163937500000 - Facts about the integer". https://numbermatics.com/n/1028163937500000/
The information we have on file for 1028163937500000 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
Keywords: Divisors of 1028163937500000, math, Factors of 1028163937500000, curriculum, school, college, exams, university, Prime factorization of 1028163937500000, STEM, science, technology, engineering, physics, economics, calculator, one quadrillion, twenty-eight trillion, one hundred sixty-three billion, nine hundred thirty-seven million, five hundred thousand.