138305873320

Names of 138305873320

• Cardinal: 138305873320 can be written as One hundred thirty-eight billion, three hundred five million, eight hundred seventy-three thousand, three hundred twenty.

Scientific notation

• Scientific notation: 1.3830587332 × 10¹¹

Factors of 138305873320

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 3303

Divisors of 138305873320

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 4 5 8 10 20 23 40 46 92 115 184 191 230 281 382 460 562 764 920 955 1124 1405 1528 1910 2248 2801 2810 3820 4393 5602 5620 6463 7640 8786 11204 11240 12926 14005 17572 21965 22408 25852 28010 32315 35144 43930 51704 53671 56020 64423 64630 87860 107342 112040 128846 129260 175720 214684 257692 258520 268355 322115 429368 515384 534991 536710 644230 787081 1069982 1073420 1234433 1288460 1574162 2139964 2146840 2468866 2576920 2674955 3148324 3935405 4279928 4937732 5349910 6172165 6296648 7870810 9875464 10699820 12304793 12344330 15741620 18102863 21399640 24609586 24688660 31483240 36205726 49219172 49377320 61523965 72411452 90514315 98438344 123047930 144822904 150332471 181028630 246095860 300664942 362057260 492191720 601329884 724114520 751662355 1202659768 1503324710 3006649420 3457646833 6013298840 6915293666 13830587332 17288234165 27661174664 34576468330 69152936660 138305873320
• Sum of all divisors σ(n): 327696814080
• Sum of proper divisors (its aliquot sum) s(n): 189390940760
• 138305873320 is an abundant number, because the sum of its proper divisors (189390940760) is greater than itself. Its abundance is 51085067440

Bases of 138305873320

• Binary: 10000000110011101011000010010110101000₂
• Hexadecimal: 0x2033AC25A8
• Base-36: 1RJBQUUG

Squares and roots of 138305873320

• 138305873320 squared (138305873320²) is 19128514594807887822400
• 138305873320 cubed (138305873320³) is 2645585916349270862901625058368000
• The square root of 138305873320 is 371894.9761962375
• The cube root of 138305873320 is 5171.4644205989

Scales and comparisons

• 138,305,873,320 seconds is equal to 4,397 years, 36 weeks, 2 days, 10 hours, 8 minutes, 40 seconds.
• To count from 1 to 138,305,873,320 would take you about eight thousand, seven hundred ninety-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 138305873320 cubic inches would be around 431 feet tall.

Recreational maths with 138305873320

• 138305873320 backwards is 023378503831
• The number of decimal digits it has is: 12
• The sum of 138305873320's digits is 43
• More coming soon!