72906763072

Names of 72906763072

• Cardinal: 72906763072 can be written as Seventy-two billion, nine hundred six million, seven hundred sixty-three thousand and seventy-two.

Scientific notation

• Scientific notation: 7.2906763072 × 10¹⁰

Factors of 72906763072

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 86

Divisors of 72906763072

• Number of divisors d(n): 378
• Complete list of divisors:
  1 2 4 8 11 13 16 22 23 26 32 37 44 46 52 64 74 88 92 104 121 143 148 176 184 208 242 253 286 296 299 352 368 407 416 481 484 506 529 572 592 598 704 736 814 832 851 962 968 1012 1058 1144 1184 1196 1369 1472 1573 1628 1702 1924 1936 2024 2116 2288 2368 2392 2738 2783 3146 3256 3289 3404 3848 3872 4048 4232 4477 4576 4784 5291 5476 5566 5819 6292 6512 6578 6808 6877 7696 7744 8096 8464 8954 9152 9361 9568 10582 10952 11063 11132 11638 12584 13024 13156 13616 13754 15059 15392 16192 16928 17797 17908 18722 19136 19573 21164 21904 22126 22264 23276 25168 26048 26312 27232 27508 30118 30784 31487 33856 35594 35816 36179 37444 39146 42328 43808 44252 44528 46552 50336 52624 54464 55016 58201 60236 62974 64009 71188 71632 72358 74888 75647 78292 84656 87616 88504 89056 93104 100672 102971 105248 110032 116402 120472 121693 125948 128018 142376 143264 144716 149776 151294 156584 165649 169312 177008 178112 186208 195767 205942 210496 215303 220064 232804 240944 243386 251896 254449 256036 284752 286528 289432 299552 302588 313168 331298 338624 346357 354016 372416 391534 409331 411884 430606 440128 465608 481888 486772 503792 508898 512072 569504 578864 599104 605176 626336 662596 692714 708032 724201 783068 818662 823768 832117 861212 931216 963776 973544 1007584 1017796 1024144 1139008 1157728 1210352 1252672 1325192 1338623 1385428 1448402 1566136 1637324 1647536 1664234 1722424 1862432 1947088 2015168 2035592 2048288 2153437 2315456 2368333 2420704 2650384 2677246 2770856 2798939 2896804 3132272 3274648 3295072 3328468 3444848 3724864 3809927 3894176 4071184 4096576 4306874 4502641 4736666 4841408 5300768 5354492 5541712 5597878 5793608 6264544 6549296 6590144 6656936 6889696 7619854 7788352 7966211 8142368 8613748 9005282 9414613 9473332 10601536 10708984 11083424 11195756 11587216 12529088 13098592 13313872 13779392 15239708 15932422 16284736 17227496 18010564 18829226 18946664 21417968 22166848 22391512 23174432 26197184 26627744 30479416 30788329 31864844 34454992 36021128 37658452 37893328 42835936 44783024 46348864 49529051 53255488 60958832 61576658 63729688 68909984 72042256 75316904 75786656 85671872 87628321 89566048 99058102 103560743 121917664 123153316 127459376 137819968 144084512 150633808 151573312 175256642 179132096 198116204 207121486 243835328 246306632 254918752 288169024 301267616 350513284 396232408 414242972 492613264 509837504 602535232 701026568 792464816 828485944 985226528 1139168173 1402053136 1584929632 1656971888 1970453056 2278336346 2804106272 3169859264 3313943776 4556672692 5608212544 6627887552 9113345384 18226690768 36453381536 72906763072
• Sum of all divisors σ(n): 183993561654
• Sum of proper divisors (its aliquot sum) s(n): 111086798582
• 72906763072 is an abundant number, because the sum of its proper divisors (111086798582) is greater than itself. Its abundance is 38180035510

Bases of 72906763072

• Binary: 1000011111001100101001110101101000000₂
• Hexadecimal: 0x10F994EB40
• Base-36: XHQSYF4

Squares and roots of 72906763072

• 72906763072 squared (72906763072²) is 5315396101636742877184
• 72906763072 cubed (72906763072³) is 387528324215862444356637482549248
• The square root of 72906763072 is 270012.5239169473
• The cube root of 72906763072 is 4177.5591289707

Scales and comparisons

• 72,906,763,072 seconds is equal to 2,318 years, 10 weeks, 6 days, 6 hours, 37 minutes, 52 seconds.
• To count from 1 to 72,906,763,072 would take you about four thousand, six hundred thirty-six 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 72906763072 cubic inches would be around 348.1 feet tall.

Recreational maths with 72906763072

• 72906763072 backwards is 27036760927
• The number of decimal digits it has is: 11
• The sum of 72906763072's digits is 49
• More coming soon!