138081883368

Names of 138081883368

• Cardinal: 138081883368 can be written as One hundred thirty-eight billion, eighty-one million, eight hundred eighty-three thousand, three hundred sixty-eight.

Scientific notation

• Scientific notation: 1.38081883368 × 10¹¹

Factors of 138081883368

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 6372

Divisors of 138081883368

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 8 11 12 13 22 24 26 33 39 44 52 66 78 88 104 132 143 156 264 286 312 429 572 858 1144 1716 3432 6343 12686 19029 25372 38058 50744 69773 76116 82459 139546 152232 164918 209319 247377 279092 329836 418638 494754 558184 659672 837276 907049 989508 1674552 1814098 1979016 2721147 3628196 5442294 7256392 10884588 21769176 40233649 80467298 120700947 160934596 241401894 321869192 442570139 482803788 523037437 885140278 965607576 1046074874 1327710417 1569112311 1770280556 2092149748 2655420834 3138224622 3540561112 4184299496 5310841668 5753411807 6276449244 10621683336 11506823614 12552898488 17260235421 23013647228 34520470842 46027294456 69040941684 138081883368
• Sum of all divisors σ(n): 405619129440
• Sum of proper divisors (its aliquot sum) s(n): 267537246072
• 138081883368 is an abundant number, because the sum of its proper divisors (267537246072) is greater than itself. Its abundance is 129455362704

Bases of 138081883368

• Binary: 10000000100110010100100101010011101000₂
• Hexadecimal: 0x20265254E8
• Base-36: 1RFMDZ3C

Squares and roots of 138081883368

• 138081883368 squared (138081883368²) is 19066606514453955023424
• 138081883368 cubed (138081883368³) is 2632752936952380023750750476012032
• The square root of 138081883368 is 371593.7073848265
• The cube root of 138081883368 is 5168.6711385013

Scales and comparisons

• 138,081,883,368 seconds is equal to 4,390 years, 29 weeks, 6 days, 22 hours, 42 minutes, 48 seconds.
• To count from 1 to 138,081,883,368 would take you about eight thousand, seven hundred eighty-one 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 138081883368 cubic inches would be around 430.7 feet tall.

Recreational maths with 138081883368

• 138081883368 backwards is 863388180831
• The number of decimal digits it has is: 12
• The sum of 138081883368's digits is 57
• More coming soon!