72856431648

Names of 72856431648

• Cardinal: 72856431648 can be written as Seventy-two billion, eight hundred fifty-six million, four hundred thirty-one thousand, six hundred forty-eight.

Scientific notation

• Scientific notation: 7.2856431648 × 10¹⁰

Factors of 72856431648

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 572

Divisors of 72856431648

• Number of divisors d(n): 864
• Complete list of divisors:
  1 2 3 4 6 7 8 9 11 12 13 14 16 18 21 22 24 26 28 32 33 36 39 42 44 48 49 52 56 63 66 72 77 78 79 84 88 91 96 98 99 104 112 117 126 132 143 144 147 154 156 158 168 176 182 196 198 208 224 231 234 237 252 264 273 286 288 294 308 312 316 336 352 364 392 396 416 429 441 457 462 468 474 504 528 539 546 553 572 588 616 624 632 637 672 693 711 728 784 792 819 858 869 882 914 924 936 948 1001 1008 1027 1056 1078 1092 1106 1144 1176 1232 1248 1264 1274 1287 1371 1386 1422 1456 1568 1584 1617 1638 1659 1716 1738 1764 1828 1848 1872 1896 1911 2002 2016 2054 2156 2184 2212 2288 2352 2464 2528 2548 2574 2607 2742 2772 2844 2912 3003 3081 3168 3199 3234 3276 3318 3432 3476 3528 3656 3696 3744 3792 3822 3871 4004 4108 4113 4312 4368 4424 4576 4704 4851 4977 5027 5096 5148 5214 5484 5544 5688 5733 5941 6006 6083 6162 6398 6468 6552 6636 6864 6952 7007 7056 7189 7312 7392 7584 7644 7742 7821 8008 8216 8226 8624 8736 8848 9009 9243 9597 9702 9954 10054 10192 10296 10428 10968 11088 11297 11376 11466 11613 11882 12012 12166 12324 12796 12936 13104 13272 13728 13904 14014 14112 14378 14624 15081 15288 15484 15642 16016 16432 16452 17248 17696 17823 18018 18249 18486 19194 19404 19908 20108 20384 20592 20856 21021 21567 21936 22176 22393 22594 22752 22932 23226 23764 24024 24332 24648 25592 25872 26208 26544 27808 28028 28756 28791 30162 30576 30968 31284 32032 32864 32904 33891 34839 35189 35646 36036 36103 36498 36972 38388 38808 39816 40216 41184 41587 41712 42042 42581 43134 43872 44786 45188 45243 45864 46452 47528 48048 48664 49296 50323 51184 51744 53088 53469 54747 56056 57512 57582 60324 61152 61936 62568 63063 64701 65351 65808 67179 67782 69678 70378 71292 72072 72206 72996 73944 76776 77616 79079 79632 80432 83174 83424 84084 85162 86268 89572 90376 90486 91728 92904 95056 96096 97328 98592 100646 101673 102368 105567 106938 108309 109494 112112 115024 115164 120648 123872 124761 125136 126126 127743 129402 130702 131616 134358 135564 139356 140756 142584 144144 144412 145992 147888 150969 153552 155232 158158 159264 160864 166348 168168 170324 172536 179144 180752 180972 183456 185808 190112 194656 196053 201292 201537 203346 211134 213876 216618 218988 224224 230048 230328 237237 241296 246323 249522 250272 252252 252721 255486 258804 261404 268716 271128 278712 281512 285168 288288 288824 291109 291984 295776 301938 307104 316316 316701 324927 332696 336336 340648 345072 358288 361504 361944 371616 374283 383229 392106 397133 402584 403074 406692 422268 427752 433236 437976 452907 457457 460656 469339 474474 482592 492646 499044 504504 505442 510972 517608 522808 537432 542256 553553 557424 563024 570336 577648 582218 583968 588159 603876 632632 633402 649854 665392 672672 681296 690144 711711 716576 723888 738969 748566 758163 766458 784212 794266 805168 806148 813384 844536 855504 866472 873327 875952 905814 914914 921312 938678 948948 985292 998088 1009008 1010884 1021944 1035216 1045616 1074864 1084512 1107106 1114848 1126048 1155296 1164436 1176318 1191399 1207752 1265264 1266804 1299708 1330784 1362592 1372371 1408017 1423422 1447776 1477938 1497132 1516326 1532916 1568424 1588532 1610336 1612296 1626768 1660659 1689072 1711008 1732944 1746654 1751904 1769047 1811628 1829828 1877356 1897896 1970584 1996176 2018016 2021768 2043888 2070432 2091232 2149728 2214212 2216907 2274489 2328872 2352636 2382798 2415504 2530528 2533608 2599416 2619981 2744742 2779931 2816034 2846844 2955876 2994264 3032652 3065832 3136848 3177064 3202199 3224592 3253536 3285373 3321318 3378144 3465888 3493308 3538094 3574197 3623256 3659656 3754712 3795792 3941168 3992352 4043536 4087776 4117113 4224051 4428424 4433814 4548978 4657744 4705272 4765596 4831008 4981977 5067216 5162729 5198832 5239962 5307141 5489484 5559862 5632068 5693688 5911752 5988528 6065304 6131664 6273696 6354128 6404398 6449184 6570746 6642636 6986616 7076188 7148394 7246512 7319312 7509424 7591584 7882336 8087072 8234226 8339793 8448102 8856848 8867628 9097956 9315488 9410544 9531192 9606597 9856119 9963954 10134432 10325458 10397664 10479924 10614282 10978968 11119724 11264136 11387376 11823504 11977056 12130608 12263328 12708256 12808796 13141492 13285272 13973232 14152376 14296788 14493024 14638624 15018848 15488187 15921423 16468452 16679586 16896204 17713696 17735256 18195912 18821088 19062384 19213194 19459517 19712238 19927908 20650916 20959848 21228564 21957936 22239448 22528272 22774752 22997611 23647008 24261216 25019379 25617592 26282984 26570544 27946464 28304752 28593576 28819791 29568357 30976374 31842846 32936904 33359172 33792408 35470512 36139103 36391824 38124768 38426388 38919034 39424476 39855816 41301832 41919696 42457128 43915872 44478896 45056544 45995222 46464561 50038758 51235184 52565968 53141088 56609504 57187152 57639582 58378551 59136714 61952748 63685692 65873808 66718344 67584816 68992833 70941024 72278206 72783648 76852776 77838068 78848952 79711632 82603664 83839392 84914256 88957792 91990444 92929122 100077516 102470368 105131936 108417309 114374304 115279164 116757102 118273428 123905496 127371384 131747616 133436688 135169632 137985666 144556412 153705552 155676136 157697904 159423264 165207328 169828512 175135653 183980888 185858244 200155032 206978499 216834618 230558328 233514204 236546856 247810992 252973721 254742768 266873376 275971332 289112824 307411104 311352272 315395808 325251927 350271306 367961776 371716488 400310064 413956998 433669236 461116656 467028408 473093712 495621984 505947442 509485536 551942664 578225648 622704544 650503854 700542612 735923552 743432976 758921163 800620128 827913996 867338472 922233312 934056816 946187424 1011894884 1103885328 1156451296 1301007708 1401085224 1486865952 1517842326 1655827992 1734676944 1868113632 2023789768 2207770656 2276763489 2602015416 2802170448 3035684652 3311655984 3469353888 4047579536 4553526978 5204030832 5604340896 6071369304 6623311968 8095159072 9107053956 10408061664 12142738608 18214107912 24285477216 36428215824 72856431648
• Sum of all divisors σ(n): 287358140160
• Sum of proper divisors (its aliquot sum) s(n): 214501708512
• 72856431648 is an abundant number, because the sum of its proper divisors (214501708512) is greater than itself. Its abundance is 141645276864

Bases of 72856431648

• Binary: 1000011110110100101001110110000100000₂
• Hexadecimal: 0x10F694EC20
• Base-36: XGWU6G0

Squares and roots of 72856431648

• 72856431648 squared (72856431648²) is 5308059632479695995904
• 72856431648 cubed (72856431648³) is 386726283797264972073399063969792
• The square root of 72856431648 is 269919.3058082359
• The cube root of 72856431648 is 4176.5975770989

Scales and comparisons

• 72,856,431,648 seconds is equal to 2,316 years, 31 weeks, 4 days, 17 hours, 40 minutes, 48 seconds.
• To count from 1 to 72,856,431,648 would take you about four thousand, six hundred thirty-three 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 72856431648 cubic inches would be around 348 feet tall.

Recreational maths with 72856431648

• 72856431648 backwards is 84613465827
• The number of decimal digits it has is: 11
• The sum of 72856431648's digits is 54
• More coming soon!