121868143907840

Names of 121868143907840

• Cardinal: 121868143907840 can be written as One hundred twenty-one trillion, eight hundred sixty-eight billion, one hundred forty-three million, nine hundred seven thousand, eight hundred forty.

Scientific notation

• Scientific notation: 1.2186814390784 × 10¹⁴

Factors of 121868143907840

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 12107

Divisors of 121868143907840

• Number of divisors d(n): 792
• Complete list of divisors:
  1 2 4 5 8 10 11 16 17 20 22 31 32 34 40 44 55 62 64 68 80 85 88 110 121 124 128 136 155 160 170 176 187 220 242 248 256 272 310 320 340 341 352 374 440 484 496 512 527 544 605 620 640 680 682 704 748 880 935 961 968 992 1024 1054 1088 1210 1240 1280 1360 1364 1408 1496 1705 1760 1870 1922 1936 1984 2057 2108 2176 2420 2480 2560 2635 2720 2728 2816 2992 3410 3520 3740 3751 3844 3872 3968 4114 4216 4352 4805 4840 4960 5120 5270 5440 5456 5632 5797 5984 6820 7040 7480 7502 7688 7744 7936 8228 8432 8704 9610 9680 9920 10285 10540 10571 10880 10912 11264 11594 11968 12041 13640 14080 14960 15004 15376 15488 15872 16337 16456 16864 17408 18755 19220 19360 19840 20570 21080 21142 21760 21824 23188 23936 24082 27280 28160 28985 29920 30008 30752 30976 31744 32674 32912 33728 37510 38440 38720 39680 41140 42160 42284 43520 43648 46376 47872 48164 52855 54560 56320 57970 59840 60016 60205 61504 61952 63767 65348 65824 67456 75020 76880 77440 79360 81685 82280 84320 84568 87040 87296 92752 95744 96328 105710 109120 115940 116281 119680 120032 120410 123008 123904 127534 130696 131648 132451 134912 150040 153760 154880 158720 163370 164560 168640 169136 174592 179707 185504 191488 192656 204697 211420 218240 231880 232562 239360 240064 240820 246016 255068 261392 263296 264902 269824 300080 307520 309760 318835 326740 329120 337280 338272 349184 359414 371008 373271 385312 409394 422840 436480 463760 465124 478720 480128 481640 492032 510136 522784 526592 529804 539648 581405 600160 615040 619520 637670 653480 658240 662255 674560 676544 718828 742016 746542 770624 818788 845680 872960 898535 927520 930248 957440 960256 963280 984064 1020272 1023485 1045568 1053184 1059608 1162810 1200320 1230080 1275340 1306960 1316480 1324510 1349120 1353088 1437656 1456961 1484032 1493084 1541248 1637576 1691360 1745920 1797070 1855040 1860496 1866355 1920512 1926560 1976777 2040544 2046970 2091136 2106368 2119216 2251667 2325620 2400640 2460160 2550680 2613920 2632960 2649020 2698240 2706176 2875312 2913922 2968064 2986168 3082496 3275152 3382720 3594140 3710080 3720992 3732710 3841024 3853120 3953554 4081088 4093940 4105981 4182272 4238432 4503334 4651240 4801280 4920320 5101360 5227840 5265920 5298040 5412352 5750624 5827844 5936128 5972336 6164992 6345607 6550304 6765440 7188280 7284805 7420160 7441984 7465420 7706240 7907108 8162176 8187880 8211962 8364544 8476864 9006668 9302480 9602560 9883885 10202720 10455680 10531840 10596080 10824704 11258335 11501248 11571401 11655688 11944672 12329984 12691214 13100608 13530880 14376560 14569610 14840320 14883968 14930840 15412480 15814216 16324352 16375760 16423924 16729088 16953728 18013336 18604960 19205120 19767770 20405440 20529905 20911360 21192160 22516670 23002496 23142802 23311376 23889344 24768337 25382428 26201216 27061760 28753120 29139220 29680640 29767936 29861680 30824960 31628432 31728035 32648704 32751520 32847848 33907456 36026672 37209920 39535540 40810880 41059810 41822720 42384320 45033340 45165791 46004992 46285604 46622752 47778688 49536674 50764856 52402432 54123520 57506240 57857005 58278440 59535872 59723360 61649920 63256864 63456070 65297408 65503040 65695696 67814912 69801677 72053344 74419840 79071080 81621760 82119620 83645440 84768640 90066680 90331582 92009984 92571208 93245504 95557376 99073348 101529712 104804864 115012480 115714010 116556880 119071744 119446720 123841685 126513728 126912140 127285411 131006080 131391392 135629824 139603354 144106688 148839680 158142160 163243520 164239240 169537280 180133360 180663164 184019968 185142416 186491008 191114752 196713817 198146696 203059424 209609728 225828955 230024960 231428020 233113760 238893440 247683370 253027456 253824280 254570822 262012160 262782784 279206708 288213376 297679360 316284320 326487040 328478480 339074560 349008385 360266720 361326328 370284832 372982016 382229504 393427634 396293392 406118848 451657910 460049920 462856040 466227520 477786880 495366740 506054912 507648560 509141644 524024320 525565568 558413416 576426752 595358720 632568640 636427055 656956960 678149120 698016770 720533440 722652656 740569664 745964032 767818447 786855268 792586784 812237696 903315820 920099840 925712080 932455040 955573760 983569085 990733480 1012109824 1015297120 1018283288 1048048640 1051131136 1116826832 1152853504 1265137280 1272854110 1313913920 1396033540 1400139521 1441066880 1445305312 1481139328 1491928064 1535636894 1573710536 1585173568 1624475392 1806631640 1851424160 1864910080 1911147520 1967138170 1981466960 2024219648 2030594240 2036566576 2102262272 2163851987 2233653664 2305707008 2530274560 2545708220 2627827840 2792067080 2800279042 2882133760 2890610624 2962278656 3071273788 3147421072 3170347136 3248950784 3613263280 3702848320 3729820160 3839092235 3934276340 3962933920 4061188480 4073133152 4204524544 4327703974 4467307328 5060549120 5091416440 5255655680 5584134160 5600558084 5764267520 5781221248 5924557312 6142547576 6294842144 6340694272 6497901568 7000697605 7226526560 7405696640 7459640320 7678184470 7868552680 7925867840 8122376960 8146266304 8655407948 8934614656 10121098240 10182832880 10511311360 10819259935 11168268320 11201116168 11528535040 11562442496 11849114624 12285095152 12589684288 12681388544 14001395210 14453053120 14811393280 15356368940 15737105360 15851735680 16244753920 16292532608 17310815896 17869229312 20365665760 21022622720 21638519870 22336536640 22402232336 23124884992 23802371857 24570190304 25179368576 25362777088 28002790420 28906106240 29622786560 30712737880 31474210720 31703471360 32489507840 32585065216 34621631792 35738458624 40731331520 43277039740 44673073280 44804464672 46249769984 47604743714 49140380608 50358737152 56005580840 57812212480 59245573120 61425475760 62948421440 63406942720 65170130432 69243263584 71476917248 81462663040 86554079480 89346146560 89608929344 95209487428 98280761216 100717474304 112011161680 115624424960 119011859285 122850951520 125896842880 126813885440 130340260864 138486527168 162925326080 173108158960 178692293120 179217858688 190418974856 196561522432 201434948608 224022323360 231248849920 238023718570 245701903040 251793685760 276973054336 325850652160 346216317920 357384586240 358435717376 380837949712 393123044864 448044646720 476047437140 491403806080 503587371520 553946108672 651701304320 692432635840 716871434752 761675899424 786246089728 896089293440 952094874280 982807612160 1007174743040 1107892217344 1384865271680 1433742869504 1523351798848 1792178586880 1904189748560 1965615224320 2215784434688 2769730543360 3046703597696 3584357173760 3808379497120 3931230448640 5539461086720 6093407195392 7168714347520 7616758994240 11078922173440 12186814390784 15233517988480 24373628781568 30467035976960 60934071953920 121868143907840
• Sum of all divisors σ(n): 351593720950248
• Sum of proper divisors (its aliquot sum) s(n): 229725577042408
• 121868143907840 is an abundant number, because the sum of its proper divisors (229725577042408) is greater than itself. Its abundance is 107857433134568

Bases of 121868143907840

• Binary: 11011101101011010100011011011010101010000000000₂
• Hexadecimal: 0x6ED6A36D5400
• Base-36: 1775GAC9A8

Squares and roots of 121868143907840

• 121868143907840 squared (121868143907840²) is 14851844499541999706413465600
• 121868143907840 cubed (121868143907840³) is 1809966722767046365191363256336781410304000
• The square root of 121868143907840 is 11039390.5587147337
• The cube root of 121868143907840 is 49578.8823435727

Scales and comparisons

• 121,868,143,907,840 seconds is equal to 3,875,030 years, 4 days, 20 hours, 37 minutes, 20 seconds.
• To count from 1 to 121,868,143,907,840 would take you about nine million, six hundred eighty-seven thousand, five hundred seventy-five 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 121868143907840 cubic inches would be around 4131.6 feet tall.

Recreational maths with 121868143907840

• 121868143907840 backwards is 048709341868121
• 121868143907840 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 121868143907840's digits is 62
• More coming soon!