72018342912

Names of 72018342912

• Cardinal: 72018342912 can be written as Seventy-two billion, eighteen million, three hundred forty-two thousand, nine hundred twelve.

Scientific notation

• Scientific notation: 7.2018342912 × 10¹⁰

Factors of 72018342912

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 488

Divisors of 72018342912

• Number of divisors d(n): 264
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 31 32 43 48 62 64 86 93 96 124 128 129 172 186 192 248 256 258 344 372 384 409 496 512 516 688 744 768 818 992 1024 1032 1227 1333 1376 1488 1536 1636 1849 1984 2064 2454 2666 2752 2976 3072 3272 3698 3968 3999 4128 4908 5332 5504 5547 5952 6544 7396 7936 7998 8256 9816 10664 11008 11094 11904 12679 13088 14792 15872 15996 16512 17587 19632 21328 22016 22188 23808 25358 26176 29584 31744 31992 33024 35174 38037 39264 42656 44032 44376 47616 50716 52352 52761 57319 59168 63984 66048 70348 76074 78528 85312 88752 95232 101432 104704 105522 114638 118336 127968 132096 140696 152148 157056 170624 171957 177504 202864 209408 211044 229276 236672 255936 281392 304296 314112 341248 343914 355008 405728 418816 422088 458552 473344 511872 545197 562784 608592 628224 682496 687828 710016 756241 811456 844176 917104 946688 1023744 1090394 1125568 1217184 1256448 1364992 1375656 1420032 1512482 1622912 1635591 1688352 1834208 1893376 2047488 2180788 2251136 2268723 2434368 2751312 2840064 3024964 3245824 3271182 3376704 3668416 4094976 4361576 4502272 4537446 4868736 5502624 5680128 6049928 6491648 6542364 6753408 7336832 8723152 9004544 9074892 9737472 11005248 12099856 12983296 13084728 13506816 14673664 17446304 18009088 18149784 19474944 22010496 23443471 24199712 26169456 27013632 29347328 34892608 36299568 38949888 44020992 46886942 48399424 52338912 54027264 58694656 69785216 70330413 72599136 88041984 93773884 96798848 104677824 139570432 140660826 145198272 176083968 187547768 193597696 209355648 279140864 281321652 290396544 375095536 387195392 418711296 558281728 562643304 580793088 750191072 774390784 837422592 1125286608 1161586176 1500382144 1674845184 2250573216 2323172352 3000764288 4501146432 6001528576 9002292864 12003057152 18004585728 24006114304 36009171456 72018342912
• Sum of all divisors σ(n): 203358478080
• Sum of proper divisors (its aliquot sum) s(n): 131340135168
• 72018342912 is an abundant number, because the sum of its proper divisors (131340135168) is greater than itself. Its abundance is 59321792256

Bases of 72018342912

• Binary: 1000011000100101000001011010000000000₂
• Hexadecimal: 0x10C4A0B400
• Base-36: X31V11C

Squares and roots of 72018342912

• 72018342912 squared (72018342912²) is 5186641715790420639744
• 72018342912 cubed (72018342912³) is 373533341649478558757805807894528
• The square root of 72018342912 is 268362.3351217527
• The cube root of 72018342912 is 4160.5209012413

Scales and comparisons

• 72,018,342,912 seconds is equal to 2,289 years, 49 weeks, 6 days, 15 hours, 15 minutes, 12 seconds.
• To count from 1 to 72,018,342,912 would take you about four thousand, five hundred seventy-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 72018342912 cubic inches would be around 346.7 feet tall.

Recreational maths with 72018342912

• 72018342912 backwards is 21924381027
• The number of decimal digits it has is: 11
• The sum of 72018342912's digits is 39
• More coming soon!