138976906824

Names of 138976906824

• Cardinal: 138976906824 can be written as One hundred thirty-eight billion, nine hundred seventy-six million, nine hundred six thousand, eight hundred twenty-four.

Scientific notation

• Scientific notation: 1.38976906824 × 10¹¹

Factors of 138976906824

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1204380

Divisors of 138976906824

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 18 21 24 28 36 42 56 63 72 84 126 168 229 252 458 504 687 916 1374 1603 1832 2061 2748 3206 4122 4809 5496 6412 8244 9618 12824 14427 16488 19236 28854 38472 57708 115416 1204139 2408278 3612417 4816556 7224834 8428973 9633112 10837251 14449668 16857946 21674502 25286919 28899336 33715892 43349004 50573838 67431784 75860757 86698008 101147676 151721514 202295352 275747831 303443028 551495662 606886056 827243493 1102991324 1654486986 1930234817 2205982648 2481730479 3308973972 3860469634 4963460958 5790704451 6617947944 7720939268 9926921916 11581408902 15441878536 17372113353 19853843832 23162817804 34744226706 46325635608 69488453412 138976906824
• Sum of all divisors σ(n): 432045432000
• Sum of proper divisors (its aliquot sum) s(n): 293068525176
• 138976906824 is an abundant number, because the sum of its proper divisors (293068525176) is greater than itself. Its abundance is 154091618352

Bases of 138976906824

• Binary: 10000001011011101010110100111001001000₂
• Hexadecimal: 0x205BAB4E48
• Base-36: 1RUF9FM0

Squares and roots of 138976906824

• 138976906824 squared (138976906824²) is 19314580630366777766976
• 138976906824 cubed (138976906824³) is 2684280672611118858666138336244224
• The square root of 138976906824 is 372796.0659985565
• The cube root of 138976906824 is 5179.8145810009

Scales and comparisons

• 138,976,906,824 seconds is equal to 4,419 years, 1 week, 6 days, 20 minutes, 24 seconds.
• To count from 1 to 138,976,906,824 would take you about eight thousand, eight hundred thirty-eight 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 138976906824 cubic inches would be around 431.7 feet tall.

Recreational maths with 138976906824

• 138976906824 backwards is 428609679831
• 138976906824 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138976906824's digits is 63
• More coming soon!