64400743680

Names of 64400743680

• Cardinal: 64400743680 can be written as Sixty-four billion, four hundred million, seven hundred forty-three thousand, six hundred eighty.

Scientific notation

• Scientific notation: 6.440074368 × 10¹⁰

Factors of 64400743680

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 377

Divisors of 64400743680

• Number of divisors d(n): 1152
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 13 14 15 16 17 20 21 24 26 28 30 32 34 35 37 39 40 42 48 51 52 56 60 64 65 68 70 74 78 80 84 85 91 96 102 104 105 111 112 119 120 128 130 136 140 148 156 160 168 170 182 185 192 195 204 208 210 221 222 224 238 240 255 256 259 260 272 273 280 293 296 312 320 336 340 357 364 370 384 390 408 416 420 442 444 448 455 476 480 481 510 518 520 544 546 555 560 586 592 595 624 629 640 663 672 680 714 728 740 768 777 780 816 832 840 879 884 888 896 910 952 960 962 1020 1036 1040 1088 1092 1105 1110 1120 1172 1184 1190 1248 1258 1280 1295 1326 1344 1360 1365 1428 1443 1456 1465 1480 1547 1554 1560 1632 1664 1680 1758 1768 1776 1785 1792 1820 1887 1904 1920 1924 2040 2051 2072 2080 2176 2184 2210 2220 2240 2344 2368 2380 2405 2496 2516 2590 2652 2688 2720 2730 2856 2886 2912 2930 2960 3094 3108 3120 3145 3264 3315 3328 3360 3367 3516 3536 3552 3570 3640 3774 3808 3809 3840 3848 3885 4080 4102 4144 4160 4352 4368 4395 4403 4420 4440 4480 4641 4688 4736 4760 4810 4981 4992 5032 5180 5304 5376 5440 5460 5712 5772 5824 5860 5920 6153 6188 6216 6240 6290 6528 6630 6720 6734 7032 7072 7104 7140 7215 7280 7548 7616 7618 7696 7735 7770 8160 8177 8204 8288 8320 8736 8790 8806 8840 8880 8960 9282 9376 9435 9472 9520 9620 9962 9984 10064 10101 10255 10360 10608 10841 10880 10920 11424 11427 11544 11648 11720 11840 12306 12376 12432 12480 12580 13056 13209 13260 13440 13468 14064 14144 14208 14280 14430 14560 14943 15096 15232 15236 15392 15470 15540 16320 16354 16408 16576 16640 16835 17472 17580 17612 17680 17760 18564 18752 18870 19040 19045 19240 19924 20128 20202 20510 20720 21216 21682 21760 21840 22015 22848 22854 23088 23205 23296 23440 23680 24531 24612 24752 24864 24905 24960 25160 26418 26520 26663 26880 26936 28128 28288 28416 28560 28860 29120 29886 30192 30464 30472 30765 30784 30940 31080 32523 32640 32708 32816 33152 33670 34867 34944 35160 35224 35360 35520 37128 37504 37740 38080 38090 38480 39848 40256 40404 40885 41020 41440 42432 43364 43680 44030 45696 45708 46176 46410 46880 47360 49062 49224 49504 49728 49810 49920 50320 50505 52836 53040 53326 53872 54205 56256 56576 57120 57135 57239 57720 58240 59772 60384 60944 61530 61568 61880 62160 64753 65046 65280 65416 65632 66045 66304 67340 69734 69888 70320 70448 70720 71040 74256 74715 75008 75480 75887 76160 76180 76960 79696 79989 80512 80808 81770 82040 82880 84864 86728 87360 88060 91392 91416 92352 92820 93760 98124 98448 99008 99456 99620 100640 101010 104601 105672 106080 106652 107744 108410 112512 114240 114270 114478 115440 116480 119544 120768 121888 122655 123060 123136 123760 124320 129506 130092 130832 131264 132090 133315 134680 139468 140640 140896 140933 141440 142080 148512 149430 150960 151774 152320 152360 153920 159392 159978 161024 161616 162615 163540 164080 165760 169728 171717 173456 174335 174720 176120 182832 184297 184704 185640 187520 194259 196248 196896 198016 198912 199240 201280 202020 209202 211344 212160 213304 215488 216820 225024 227661 228480 228540 228956 230880 239088 241536 243776 245310 246120 247520 248640 259012 260184 261664 262528 264180 266630 269360 278936 281280 281792 281866 282880 286195 297024 298860 301920 303548 304720 307840 318784 319956 323232 323765 325230 327080 328160 331520 343434 346912 348670 349440 352240 365664 368594 369408 371280 375040 379435 388518 392496 393792 396032 398480 399945 402560 404040 418404 422688 422799 424320 426608 430976 433640 453271 455322 456960 457080 457912 461760 478176 483072 487552 490620 492240 495040 497280 518024 520368 523005 523328 525056 528360 533260 538720 552891 557872 562560 563584 563732 572390 594048 597720 603840 607096 609440 615680 637568 639912 646464 647530 650460 654160 656320 686868 693824 697340 704480 704665 731328 737188 742560 758870 777036 784992 787584 796960 799890 805120 808080 836808 845376 845598 848640 853216 858585 861952 867280 906542 910644 914160 915824 921485 923520 956352 971295 975104 981240 984480 986531 990080 994560 1036048 1040736 1046010 1046656 1056720 1066520 1077440 1105782 1115744 1125120 1127168 1127464 1138305 1144780 1188096 1195440 1207680 1214192 1218880 1275136 1279824 1290079 1292928 1295060 1300920 1308320 1312640 1359813 1373736 1387648 1394680 1408960 1409330 1462656 1474376 1485120 1517740 1554072 1569984 1575168 1593920 1599780 1616160 1673616 1690752 1691196 1706432 1717170 1734560 1813084 1821288 1828320 1831648 1842970 1847040 1912704 1942590 1962480 1968960 1973062 1980160 2072096 2081472 2092020 2093312 2113440 2113995 2133040 2154880 2211564 2231488 2254928 2266355 2276610 2289560 2390880 2395861 2415360 2428384 2437760 2559648 2580158 2585856 2590120 2601840 2616640 2625280 2719626 2747472 2764455 2775296 2789360 2817920 2818660 2925312 2948752 2959593 2970240 3035480 3108144 3139968 3187840 3199560 3232320 3347232 3381504 3382392 3412864 3434340 3469120 3626168 3642576 3656640 3663296 3685940 3825408 3870237 3885180 3924960 3937920 3946124 4144192 4162944 4184040 4226880 4227990 4266080 4309760 4423128 4462976 4509856 4532710 4553220 4579120 4781760 4791722 4856768 4875520 4932655 5119296 5160316 5180240 5203680 5233280 5439252 5494944 5528910 5578720 5635840 5637320 5897504 5919186 5940480 6070960 6216288 6279936 6375680 6399120 6450395 6464640 6694464 6764784 6799065 6825728 6868680 6938240 7187583 7252336 7285152 7313280 7326592 7371880 7740474 7770360 7849920 7875840 7892248 8288384 8325888 8368080 8453760 8455980 8532160 8846256 8925952 9019712 9065420 9106440 9158240 9563520 9583444 9713536 9865310 10238592 10320632 10360480 10407360 10466560 10878504 10989888 11057820 11157440 11274640 11795008 11838372 11979305 12141920 12432576 12798240 12900790 12929280 13388928 13529568 13598130 13737360 13876480 14375166 14504672 14570304 14626560 14653184 14743760 14797965 15480948 15540720 15699840 15784496 16576768 16736160 16771027 16907520 16911960 17064320 17692512 18039424 18130840 18212880 18316480 19127040 19166888 19351185 19427072 19730620 20477184 20641264 20720960 20814720 21757008 21979776 22115640 22314880 22549280 23590016 23676744 23958610 24283840 24865152 25596480 25801580 26777856 27059136 27196260 27474720 28750332 29009344 29140608 29487520 29595930 30961896 31081440 31399680 31568992 33472320 33542054 33823920 34128640 35385024 35937915 36078848 36261680 36425760 36632960 38333776 38702370 39461240 41282528 41441920 41629440 43514016 43959552 44231280 44629760 45098560 47180032 47353488 47917220 48567680 49730304 50313081 51192960 51603160 54118272 54392520 54949440 57500664 58018688 58281216 58975040 59191860 61923792 62162880 63137984 66944640 67084108 67647840 70770048 71875830 72523360 72851520 73265920 76667552 77404740 78922480 82565056 82883840 83855135 87028032 88462560 90197120 94706976 95834440 97135360 100626162 102385920 103206320 108236544 108785040 109898880 115001328 116037376 117950080 118383720 123847584 124325760 126275968 133889280 134168216 135295680 141540096 143751660 145046720 145703040 153335104 154809480 157844960 165130112 167710270 174056064 176925120 180394240 189413952 191668880 201252324 206412640 217570080 219797760 230002656 235900160 236767440 247695168 248651520 251565405 252551936 268336432 270591360 287503320 290093440 291406080 306670208 309618960 315689920 330260224 335420540 348112128 353850240 378827904 383337760 402504648 412825280 435140160 460005312 473534880 495390336 503130810 536672864 541182720 575006640 580186880 613340416 619237920 631379840 670841080 707700480 757655808 766675520 805009296 825650560 870280320 920010624 947069760 990780672 1006261620 1073345728 1150013280 1238475840 1262759680 1341682160 1533351040 1610018592 1651301120 1740560640 1840021248 1894139520 2012523240 2146691456 2300026560 2476951680 2683364320 3066702080 3220037184 3788279040 4025046480 4293382912 4600053120 4953903360 5366728640 6440074368 8050092960 9200106240 10733457280 12880148736 16100185920 21466914560 32200371840 64400743680
• Sum of all divisors σ(n): 276219030528
• Sum of proper divisors (its aliquot sum) s(n): 211818286848
• 64400743680 is an abundant number, because the sum of its proper divisors (211818286848) is greater than itself. Its abundance is 147417543168

Bases of 64400743680

• Binary: 111011111110100101010101110100000000₂
• Hexadecimal: 0xEFE955D00
• Base-36: TL2JFUO

Squares and roots of 64400743680

• 64400743680 squared (64400743680²) is 4147455786537059942400
• 64400743680 cubed (64400743680³) is 267099237032905992171297964032000
• The square root of 64400743680 is 253773.0160596275
• The cube root of 64400743680 is 4008.3314613067

Scales and comparisons

• 64,400,743,680 seconds is equal to 2,047 years, 38 weeks, 4 days, 23 hours, 28 minutes.
• To count from 1 to 64,400,743,680 would take you about four thousand and ninety-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 64400743680 cubic inches would be around 334 feet tall.

Recreational maths with 64400743680

• 64400743680 backwards is 08634700446
• 64400743680 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 64400743680's digits is 42
• More coming soon!