128347369920

Names of 128347369920

• Cardinal: 128347369920 can be written as One hundred twenty-eight billion, three hundred forty-seven million, three hundred sixty-nine thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.2834736992 × 10¹¹

Factors of 128347369920

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 1046

Divisors of 128347369920

• Number of divisors d(n): 1008
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 11 12 14 15 16 18 20 21 22 24 28 30 32 33 35 36 40 42 44 45 48 49 55 56 60 63 64 66 70 72 77 80 84 88 89 90 96 98 99 105 110 112 120 126 132 140 144 147 154 160 165 168 176 178 180 192 196 198 210 220 224 231 240 245 252 264 267 280 288 294 308 315 320 330 336 352 356 360 385 392 396 420 440 441 445 448 462 480 490 495 504 528 534 539 560 576 588 616 623 630 660 672 693 704 712 720 735 770 784 792 801 840 880 882 890 924 929 960 979 980 990 1008 1056 1068 1078 1120 1155 1176 1232 1246 1260 1320 1335 1344 1386 1424 1440 1470 1540 1568 1584 1602 1617 1680 1760 1764 1780 1848 1858 1869 1958 1960 1980 2016 2112 2136 2156 2205 2240 2310 2352 2464 2492 2520 2640 2670 2695 2772 2787 2848 2880 2937 2940 3080 3115 3136 3168 3204 3234 3360 3465 3520 3528 3560 3696 3716 3738 3916 3920 3960 4005 4032 4272 4312 4361 4410 4620 4645 4704 4851 4895 4928 4984 5040 5280 5340 5390 5544 5574 5607 5696 5874 5880 6160 6230 6336 6408 6468 6503 6720 6853 6930 7056 7120 7392 7432 7476 7832 7840 7920 8010 8085 8361 8544 8624 8722 8811 8820 9240 9290 9345 9408 9702 9790 9968 10080 10219 10560 10680 10780 11088 11148 11214 11748 11760 12320 12460 12816 12936 13006 13083 13706 13860 13935 14112 14240 14685 14784 14864 14952 15664 15680 15840 16020 16170 16722 17088 17248 17444 17622 17640 18480 18580 18690 19404 19509 19580 19936 20160 20438 20559 21360 21560 21805 22176 22296 22428 23496 23520 24255 24640 24920 25632 25872 26012 26166 27412 27720 27870 28035 28224 28480 29370 29728 29904 30657 31328 31680 32040 32340 32515 33444 34265 34496 34888 35244 35280 36960 37160 37380 38808 39018 39160 39249 39872 40876 41118 41805 42720 43120 43610 44055 44352 44592 44856 45521 46992 47040 47971 48510 49840 51095 51264 51744 52024 52332 54824 55440 55740 56070 58527 58740 59456 59808 61314 61677 62656 64080 64680 65030 65415 66888 68530 69776 70488 70560 71533 73920 74320 74760 77616 78036 78320 78498 81752 82236 82681 83610 85440 86240 87220 88110 89184 89712 91042 91971 93984 95942 97020 97545 99680 102190 102795 103488 104048 104664 109648 110880 111480 112140 117054 117480 119616 122628 123354 128160 129360 130060 130830 133776 136563 137060 139552 140976 141120 143066 143913 148640 149520 153285 155232 156072 156640 156996 163504 164472 165362 167220 172480 174440 176220 178368 179424 182084 183942 187968 191884 194040 195090 196245 199360 204380 205590 208096 209328 214599 219296 221760 222960 224280 227605 234108 234960 239855 245256 246708 248043 256320 258720 260120 261660 267552 273126 274120 279104 281952 286132 287826 292635 297280 299040 306570 308385 310464 312144 313280 313992 327008 328944 330724 334440 348880 352440 357665 358848 364168 367884 383768 388080 390180 392490 408760 409689 411180 413405 416192 418656 429198 431739 438592 445920 448560 455210 459855 468216 469920 479710 490512 493416 496086 500731 517440 520240 523320 535104 546252 548240 563904 572264 575652 578767 585270 598080 613140 616770 624288 627984 643797 654016 657888 661448 668880 682815 697760 704880 715330 719565 728336 735768 744129 767536 776160 780360 784980 817520 819378 822360 826810 837312 858396 863478 891840 897120 909491 910420 919710 936432 939840 959420 981024 986832 992172 1001462 1040480 1046640 1072995 1092504 1096480 1144528 1151304 1157534 1170540 1226280 1233540 1240215 1248576 1255968 1287594 1315776 1322896 1337760 1365630 1395520 1409760 1430660 1439130 1456672 1471536 1488258 1502193 1535072 1552320 1560720 1569960 1635040 1638756 1644720 1653620 1716792 1726956 1736301 1794240 1818982 1820840 1839420 1872864 1918840 1962048 1973664 1984344 2002924 2048445 2080960 2093280 2145990 2158695 2185008 2192960 2289056 2302608 2315068 2341080 2452560 2467080 2480430 2503655 2511936 2575188 2645792 2675520 2728473 2731260 2819520 2861320 2878260 2893835 2913344 2943072 2976516 3004386 3070144 3121440 3139920 3218985 3270080 3277512 3289440 3307240 3433584 3453912 3472602 3637964 3641680 3678840 3720645 3745728 3837680 3947328 3968688 4005848 4051369 4096890 4186560 4291980 4317390 4370016 4506579 4547455 4578112 4605216 4630136 4682160 4905120 4934160 4960860 5007310 5150376 5208903 5291584 5456946 5462520 5722640 5756520 5787670 5886144 5953032 6008772 6242880 6279840 6366437 6437970 6555024 6578880 6614480 6867168 6907824 6945204 7275928 7283360 7357680 7441290 7510965 7675360 7937376 8011696 8102738 8185419 8193780 8583960 8634780 8681505 8740032 9013158 9094910 9210432 9260272 9364320 9810240 9868320 9921720 10014620 10300752 10417806 10913892 10925040 11445280 11513040 11575340 11906064 12017544 12154107 12559680 12732874 12875940 13110048 13228960 13642365 13734336 13815648 13890408 14551856 14566720 14715360 14882580 15021930 15350720 15874752 16023392 16205476 16370838 16387560 17167920 17269560 17363010 18026316 18189820 18520544 18728640 19099311 19736640 19843440 20029240 20256845 20601504 20835612 21827784 21850080 22532895 22890560 23026080 23150680 23812128 24035088 24308214 25465748 25751880 26044515 26220096 26457920 27284730 27631296 27780816 29103712 29430720 29765160 30043860 31832185 32046784 32410952 32741676 32775120 34335840 34539120 34726020 36052632 36379640 36462321 37041088 38198622 39686880 40058480 40513690 40927095 41203008 41671224 43655568 43700160 44565059 45065790 46052160 46301360 47624256 48070176 48616428 50931496 51503760 52089030 54569460 55561632 57297933 58207424 59530320 60087720 60770535 63664370 64821904 65483352 65550240 68671680 69078240 69452040 72105264 72759280 72924642 76397244 79373760 80116960 81027380 81854190 83342448 87311136 89130118 90131580 92602720 95496555 96140352 97232856 101862992 103007520 104178060 109138920 111123264 114595866 119060640 120175440 121541070 127328740 129643808 130966704 131100480 133695177 138156480 138904080 144210528 145518560 145849284 152794488 160233920 162054760 163708380 166684896 174622272 178260236 180263160 182311605 185205440 190993110 194465712 203725984 206015040 208356120 218277840 222825295 229191732 238121280 240350880 243082140 254657480 259287616 261933408 267390354 277808160 286489665 288421056 291037120 291698568 305588976 324109520 327416760 333369792 356520472 360526320 364623210 381986220 388931424 401085531 407451968 416712240 436555680 445650590 458383464 480701760 486164280 509314960 523866816 534780708 555616320 572979330 583397136 611177952 648219040 654833520 668475885 713040944 721052640 729246420 763972440 777862848 802171062 833424480 873111360 891301180 916766928 972328560 1018629920 1069561416 1145958660 1166794272 1222355904 1296438080 1309667040 1336951770 1426081888 1442105280 1458492840 1527944880 1604342124 1666848960 1782602360 1833533856 1944657120 2005427655 2037259840 2139122832 2291917320 2333588544 2619334080 2673903540 2852163776 2916985680 3055889760 3208684248 3565204720 3667067712 3889314240 4010855310 4278245664 4583834640 5347807080 5833971360 6111779520 6417368496 7130409440 8021710620 8556491328 9167669280 10695614160 11667942720 12834736992 14260818880 16043421240 18335338560 21391228320 25669473984 32086842480 42782456640 64173684960 128347369920
• Sum of all divisors σ(n): 567126424800
• Sum of proper divisors (its aliquot sum) s(n): 438779054880
• 128347369920 is an abundant number, because the sum of its proper divisors (438779054880) is greater than itself. Its abundance is 310431684960

Bases of 128347369920

• Binary: 1110111100010000110010111000111000000₂
• Hexadecimal: 0x1DE21971C0
• Base-36: 1MYMPKG0

Squares and roots of 128347369920

• 128347369920 squared (128347369920²) is 16473047365381320806400
• 128347369920 cubed (128347369920³) is 2114272303914277783397213503488000
• The square root of 128347369920 is 358256.0117011297
• The cube root of 128347369920 is 5044.2390262471

Scales and comparisons

• 128,347,369,920 seconds is equal to 4,081 years, 2 weeks, 3 days, 23 hours, 12 minutes.
• To count from 1 to 128,347,369,920 would take you about eight thousand, one hundred sixty-two 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 128347369920 cubic inches would be around 420.4 feet tall.

Recreational maths with 128347369920

• 128347369920 backwards is 029963743821
• The number of decimal digits it has is: 12
• The sum of 128347369920's digits is 54
• More coming soon!