138461673312

Names of 138461673312

• Cardinal: 138461673312 can be written as One hundred thirty-eight billion, four hundred sixty-one million, six hundred seventy-three thousand, three hundred twelve.

Scientific notation

• Scientific notation: 1.38461673312 × 10¹¹

Factors of 138461673312

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 2099665

Divisors of 138461673312

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 32 36 48 72 96 144 229 288 458 687 916 1374 1832 2061 2748 3664 4122 5496 7328 8244 10992 16488 21984 32976 65952 2099431 4198862 6298293 8397724 12596586 16795448 18894879 25193172 33590896 37789758 50386344 67181792 75579516 100772688 151159032 201545376 302318064 480769699 604636128 961539398 1442309097 1923078796 2884618194 3846157592 4326927291 5769236388 7692315184 8653854582 11538472776 15384630368 17307709164 23076945552 34615418328 46153891104 69230836656 138461673312
• Sum of all divisors σ(n): 395470005840
• Sum of proper divisors (its aliquot sum) s(n): 257008332528
• 138461673312 is an abundant number, because the sum of its proper divisors (257008332528) is greater than itself. Its abundance is 118546659216

Bases of 138461673312

• Binary: 10000000111100111101010111011101100000₂
• Hexadecimal: 0x203CF57760
• Base-36: 1RLWI6W0

Squares and roots of 138461673312

• 138461673312 squared (138461673312²) is 19171634976359013049344
• 138461673312 cubed (138461673312³) is 2654536658953534508065013863907328
• The square root of 138461673312 is 372104.3849674445
• The cube root of 138461673312 is 5173.4055571599

Scales and comparisons

• 138,461,673,312 seconds is equal to 4,402 years, 33 weeks, 6 days, 15 hours, 55 minutes, 12 seconds.
• To count from 1 to 138,461,673,312 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 138461673312 cubic inches would be around 431.1 feet tall.

Recreational maths with 138461673312

• 138461673312 backwards is 213376164831
• The number of decimal digits it has is: 12
• The sum of 138461673312's digits is 45
• More coming soon!