72639066120920

Names of 72639066120920

• Cardinal: 72639066120920 can be written as Seventy-two trillion, six hundred thirty-nine billion, sixty-six million, one hundred twenty thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 7.263906612092 × 10¹³

Factors of 72639066120920

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 161734

Divisors of 72639066120920

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 4 5 8 10 13 20 26 29 31 40 52 58 62 65 104 116 124 130 145 155 232 248 260 290 310 377 403 520 580 620 754 806 899 967 1160 1240 1508 1612 1798 1885 1934 2015 3016 3224 3596 3770 3868 4030 4495 4835 7192 7540 7736 8060 8990 9670 11687 12571 15080 16120 17980 19340 23374 25142 28043 29977 35960 38680 46748 50284 56086 58435 59954 62855 93496 100568 112172 116870 119908 125710 140215 149885 160687 224344 233740 239816 251420 280430 299770 321374 364559 389701 467480 502840 560860 599540 642748 729118 779402 803435 869333 1121720 1199080 1285496 1458236 1558804 1606870 1738666 1822795 1948505 2088931 2916472 3117608 3213740 3477332 3645590 3897010 4177862 4346665 4659923 4981297 6427480 6954664 7291180 7794020 8355724 8693330 9319846 9962594 10444655 11301329 14582360 15588040 16711448 17386660 18639692 19925188 20889310 22602658 23299615 24906485 34773320 37279384 39850376 41778620 45205316 46599230 49812970 56506645 60578999 64756861 83557240 90410632 93198460 99625940 113013290 121157998 129513722 144457613 155384329 186396920 199251880 226026580 242315996 259027444 288915226 302894995 310768658 323784305 452053160 484631992 518054888 577830452 605789990 621537316 647568610 722288065 776921645 1155660904 1211579980 1243074632 1295137220 1444576130 1553843290 1877948969 2019996277 2423159960 2590274440 2889152260 3107686580 3755897938 4039992554 4506145541 4816914199 5778304520 6215373160 7511795876 8079985108 9012291082 9389744845 9633828398 10099981385 15023591752 16159970216 18024582164 18779489690 19267656796 20199962770 22530727705 24084570995 36049164328 37558979380 38535313592 40399925540 45061455410 48169141990 58579892033 62619884587 75117958760 80799851080 90122910820 96338283980 117159784066 125239769174 139690511771 180245821640 192676567960 234319568132 250479538348 279381023542 292899460165 313099422935 468639136264 500959076696 558762047084 585798920330 626198845870 698452558855 1117524094168 1171597840660 1252397691740 1396905117710 1815976653023 2343195681320 2504795383480 2793810235420 3631953306046 5587620470840 7263906612092 9079883265115 14527813224184 18159766530230 36319533060460 72639066120920
• Sum of all divisors σ(n): 188148422246400
• Sum of proper divisors (its aliquot sum) s(n): 115509356125480
• 72639066120920 is an abundant number, because the sum of its proper divisors (115509356125480) is greater than itself. Its abundance is 42870290004560

Bases of 72639066120920

• Binary: 10000100001000010011001101110111010001011011000₂
• Hexadecimal: 0x421099BBA2D8
• Base-36: PQXXCHEC8

Squares and roots of 72639066120920

• 72639066120920 squared (72639066120920²) is 5276433926919387736061646400
• 72639066120920 cubed (72639066120920³) is 383275232900162972882464877962836682688000
• The square root of 72639066120920 is 8522855.5144927807
• The cube root of 72639066120920 is 41724.3984450525

Scales and comparisons

• 72,639,066,120,920 seconds is equal to 2,309,697 years, 31 weeks, 6 days, 22 hours, 55 minutes, 20 seconds.
• To count from 1 to 72,639,066,120,920 would take you about five million, seven hundred seventy-four thousand, two hundred forty-four 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 72639066120920 cubic inches would be around 3477 feet tall.

Recreational maths with 72639066120920

• 72639066120920 backwards is 02902166093627
• The number of decimal digits it has is: 14
• The sum of 72639066120920's digits is 53
• More coming soon!