121363872

Names of 121363872

• Cardinal: 121363872 can be written as One hundred twenty-one million, three hundred sixty-three thousand, eight hundred seventy-two.

Scientific notation

• Scientific notation: 1.21363872 × 10⁸

Factors of 121363872

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 902

Divisors of 121363872

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 21 24 28 32 42 48 56 84 96 112 168 224 313 336 577 626 672 939 1154 1252 1731 1878 2191 2308 2504 3462 3756 4039 4382 4616 5008 6573 6924 7512 8078 8764 9232 10016 12117 13146 13848 15024 16156 17528 18464 24234 26292 27696 30048 32312 35056 48468 52584 55392 64624 70112 96936 105168 129248 180601 193872 210336 361202 387744 541803 722404 1083606 1264207 1444808 2167212 2528414 2889616 3792621 4334424 5056828 5779232 7585242 8668848 10113656 15170484 17337696 20227312 30340968 40454624 60681936 121363872
• Sum of all divisors σ(n): 365887872
• Sum of proper divisors (its aliquot sum) s(n): 244524000
• 121363872 is an abundant number, because the sum of its proper divisors (244524000) is greater than itself. Its abundance is 123160128

Bases of 121363872

• Binary: 111001110111101110110100000₂
• Hexadecimal: 0x73BDDA0
• Base-36: 2098YO

Squares and roots of 121363872

• 121363872 squared (121363872²) is 14729189426832384
• 121363872 cubed (121363872³) is 1787591460261838817230848
• The square root of 121363872 is 11016.5272204993
• The cube root of 121363872 is 495.1040450609

Scales and comparisons

• 121,363,872 seconds is equal to 3 years, 44 weeks, 4 days, 16 hours, 11 minutes, 12 seconds.
• To count from 1 to 121,363,872 would take you about 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 121363872 cubic inches would be around 41.3 feet tall.

Recreational maths with 121363872

• 121363872 backwards is 278363121
• The number of decimal digits it has is: 9
• The sum of 121363872's digits is 33
• More coming soon!