71856640128

Names of 71856640128

• Cardinal: 71856640128 can be written as Seventy-one billion, eight hundred fifty-six million, six hundred forty thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 7.1856640128 × 10¹⁰

Factors of 71856640128

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 1772

Divisors of 71856640128

• Number of divisors d(n): 512
• Complete list of divisors:
  1 2 3 4 6 7 8 12 13 14 16 17 21 24 26 28 32 34 39 42 48 51 52 56 64 68 73 78 84 91 96 102 104 112 119 128 136 146 156 168 182 192 204 208 219 221 224 238 272 273 292 312 336 357 364 384 408 416 438 442 448 476 511 544 546 584 624 663 672 714 728 816 832 876 884 896 949 952 1022 1088 1092 1168 1241 1248 1326 1344 1428 1456 1533 1547 1632 1657 1664 1752 1768 1898 1904 2044 2176 2184 2336 2482 2496 2652 2688 2847 2856 2912 3066 3094 3264 3314 3504 3536 3723 3796 3808 4088 4368 4641 4672 4964 4971 4992 5304 5694 5712 5824 6132 6188 6528 6628 6643 7008 7072 7446 7592 7616 8176 8687 8736 9282 9344 9928 9942 10608 11388 11424 11599 11648 12264 12376 13256 13286 14016 14144 14892 15184 15232 16133 16352 17374 17472 18564 19856 19884 19929 21216 21541 22776 22848 23198 24528 24752 26061 26512 26572 28032 28169 28288 29784 30368 32266 32704 34748 34797 34944 37128 39712 39768 39858 42432 43082 45552 45696 46396 48399 49056 49504 52122 53024 53144 56338 59568 60736 64532 64623 65408 69496 69594 74256 79424 79536 79716 84507 84864 86164 91104 92792 96798 98112 99008 104244 106048 106288 112676 112931 119136 120961 121472 129064 129246 138992 139188 148512 150787 158848 159072 159432 169014 172328 182208 185584 193596 196224 197183 198016 208488 212096 212576 225352 225862 238272 241922 258128 258492 277984 278376 297024 301574 318144 318864 338028 338793 344656 362883 364416 366197 371168 387192 394366 416976 425152 450704 451724 452361 476544 483844 516256 516984 555968 556752 591549 594048 603148 636288 637728 676056 677586 689312 725766 732394 742336 774384 788732 833952 846727 850304 901408 903448 904722 967688 1032512 1033968 1098591 1111936 1113504 1183098 1206296 1275456 1352112 1355172 1378624 1451532 1464788 1484672 1548768 1572493 1577464 1667904 1693454 1802816 1806896 1809444 1935376 2056337 2065024 2067936 2197182 2227008 2366196 2412592 2540181 2550912 2563379 2704224 2710344 2757248 2903064 2929576 3097536 3144986 3154928 3335808 3386908 3605632 3613792 3618888 3870752 4112674 4135872 4394364 4454016 4717479 4732392 4825184 5080362 5126758 5408448 5420688 5806128 5859152 6169011 6195072 6289972 6309856 6773816 7227584 7237776 7690137 7741504 8225348 8271744 8788728 9434958 9464784 9650368 10160724 10253516 10816896 10841376 11007451 11612256 11718304 12338022 12579944 12619712 13547632 14394359 14455168 14475552 15380274 15483008 16450696 17577456 18869916 18929568 19300736 20321448 20507032 21682752 22014902 23224512 23436608 24676044 25159888 25239424 26732381 27095264 28788718 28951104 30760548 32901392 33022353 35154912 37739832 37859136 40642896 41014064 43183077 43365504 44029804 46449024 46873216 49352088 50319776 53464762 54190528 57577436 57902208 61521096 65802784 66044706 70309824 75479664 75718272 80197143 81285792 82028128 86366154 88059608 98704176 100639552 106929524 108381056 115154872 123042192 131605568 132089412 140619648 150959328 160394286 162571584 164056256 172732308 176119216 187126667 197408352 201279104 213859048 230309744 246084384 263211136 264178824 301918656 320788572 325143168 328112512 345464616 352238432 374253334 394816704 427718096 460619488 492168768 528357648 561380001 603837312 641577144 690929232 704476864 748506668 789633408 855436192 921238976 984337536 1056715296 1122760002 1283154288 1381858464 1408953728 1497013336 1710872384 1842477952 2113430592 2245520004 2566308576 2763716928 2994026672 3421744768 4226861184 4491040008 5132617152 5527433856 5988053344 8982080016 10265234304 11976106688 17964160032 23952213376 35928320064 71856640128
• Sum of all divisors σ(n): 252294013440
• Sum of proper divisors (its aliquot sum) s(n): 180437373312
• 71856640128 is an abundant number, because the sum of its proper divisors (180437373312) is greater than itself. Its abundance is 108580733184

Bases of 71856640128

• Binary: 1000010111010111111010101000010000000₂
• Hexadecimal: 0x10BAFD5080
• Base-36: X0DL6DC

Squares and roots of 71856640128

• 71856640128 squared (71856640128²) is 5163376730484899856384
• 71856640128 cubed (71856640128³) is 371022903567742695918303971377152
• The square root of 71856640128 is 268060.8888443071
• The cube root of 71856640128 is 4157.4046953031

Scales and comparisons

• 71,856,640,128 seconds is equal to 2,284 years, 42 weeks, 4 days, 1 hour, 48 minutes, 48 seconds.
• To count from 1 to 71,856,640,128 would take you about four thousand, five hundred sixty-nine 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 71856640128 cubic inches would be around 346.5 feet tall.

Recreational maths with 71856640128

• 71856640128 backwards is 82104665817
• 71856640128 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 71856640128's digits is 48
• More coming soon!