123838838864

Names of 123838838864

• Cardinal: 123838838864 can be written as One hundred twenty-three billion, eight hundred thirty-eight million, eight hundred thirty-eight thousand, eight hundred sixty-four.

Scientific notation

• Scientific notation: 1.23838838864 × 10¹¹

Factors of 123838838864

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 112278

Divisors of 123838838864

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 4 8 13 16 26 47 52 94 104 113 188 208 226 376 452 611 752 904 1222 1469 1808 2444 2938 4888 5311 5876 9776 10622 11752 21244 23504 42488 69043 84976 112103 138086 224206 276172 448412 552344 896824 1104688 1457339 1793648 2914678 5268841 5829356 10537682 11658712 12667639 21075364 23317424 25335278 42150728 50670556 68494933 84301456 101341112 136989866 164679307 202682224 273979732 329358614 547959464 595379033 658717228 1095918928 1190758066 1317434456 2381516132 2634868912 4763032264 7739927429 9526064528 15479854858 30959709716 61919419432 123838838864
• Sum of all divisors σ(n): 266229960192
• Sum of proper divisors (its aliquot sum) s(n): 142391121328
• 123838838864 is an abundant number, because the sum of its proper divisors (142391121328) is greater than itself. Its abundance is 18552282464

Bases of 123838838864

• Binary: 1110011010101010111101011100001010000₂
• Hexadecimal: 0x1CD55EB850
• Base-36: 1KW2G3M8

Squares and roots of 123838838864

• 123838838864 squared (123838838864²) is 15336058011183756810496
• 123838838864 cubed (123838838864³) is 1899199616855941569549176727916544
• The square root of 123838838864 is 351907.4293958569
• The cube root of 123838838864 is 4984.4696631915

Scales and comparisons

• 123,838,838,864 seconds is equal to 3,937 years, 35 weeks, 6 days, 21 hours, 27 minutes, 44 seconds.
• To count from 1 to 123,838,838,864 would take you about seven thousand, eight hundred seventy-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 123838838864 cubic inches would be around 415.4 feet tall.

Recreational maths with 123838838864

• 123838838864 backwards is 468838838321
• The number of decimal digits it has is: 12
• The sum of 123838838864's digits is 62
• More coming soon!