138461793750

Names of 138461793750

• Cardinal: 138461793750 can be written as One hundred thirty-eight billion, four hundred sixty-one million, seven hundred ninety-three thousand, seven hundred fifty.

Scientific notation

• Scientific notation: 1.3846179375 × 10¹¹

Factors of 138461793750

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 610

Divisors of 138461793750

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 5 6 7 9 10 14 15 18 21 25 30 35 42 45 50 63 70 75 90 105 125 126 150 175 210 225 250 315 350 375 450 525 593 625 630 750 875 1050 1125 1186 1250 1575 1750 1779 1875 2250 2625 2965 3125 3150 3558 3750 4151 4375 5250 5337 5625 5930 6250 7875 8302 8750 8895 9375 10674 11250 12453 13125 14825 15750 17790 18750 20755 21875 24906 26250 26685 28125 29650 37359 39375 41510 43750 44475 53370 56250 62265 65625 74125 74718 78750 88950 103775 124530 131250 133425 148250 186795 196875 207550 222375 266850 311325 351649 370625 373590 393750 444750 518875 622650 667125 703298 741250 933975 1037750 1054947 1111875 1334250 1556625 1758245 1853125 1867950 2109894 2223750 2461543 2594375 3113250 3164841 3335625 3516490 3706250 4669875 4923086 5188750 5274735 5559375 6329682 6671250 7384629 7783125 8791225 9339750 10549470 11118750 12307715 12971875 14769258 15566250 15824205 16678125 17582450 22153887 23349375 24615430 25943750 26373675 31648410 33356250 36923145 38915625 43956125 44307774 46698750 52747350 61538575 73846290 77831250 79121025 87912250 110769435 116746875 123077150 131868375 158242050 184615725 219780625 221538870 233493750 263736750 307692875 369231450 395605125 439561250 553847175 615385750 659341875 791210250 923078625 1098903125 1107694350 1318683750 1538464375 1846157250 1978025625 2197806250 2769235875 3076928750 3296709375 3956051250 4615393125 5538471750 6593418750 7692321875 9230786250 9890128125 13846179375 15384643750 19780256250 23076965625 27692358750 46153931250 69230896875 138461793750
• Sum of all divisors σ(n): 429268681296
• Sum of proper divisors (its aliquot sum) s(n): 290806887546
• 138461793750 is an abundant number, because the sum of its proper divisors (290806887546) is greater than itself. Its abundance is 152345093796

Bases of 138461793750

• Binary: 10000000111100111101110100110111010110₂
• Hexadecimal: 0x203CF74DD6
• Base-36: 1RLWKRTI

Squares and roots of 138461793750

• 138461793750 squared (138461793750²) is 19171668328467539062500
• 138461793750 cubed (138461793750³) is 2654543585939679647241943359375000
• The square root of 138461793750 is 372104.5468010301
• The cube root of 138461793750 is 5173.4070571525

Scales and comparisons

• 138,461,793,750 seconds is equal to 4,402 years, 34 weeks, 1 day, 1 hour, 22 minutes, 30 seconds.
• To count from 1 to 138,461,793,750 would take you about eight thousand, eight hundred five 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 138461793750 cubic inches would be around 431.1 feet tall.

Recreational maths with 138461793750

• 138461793750 backwards is 057397164831
• The number of decimal digits it has is: 12
• The sum of 138461793750's digits is 54
• More coming soon!