21202908420122

Names of 21202908420122

• Cardinal: 21202908420122 can be written as Twenty-one trillion, two hundred two billion, nine hundred eight million, four hundred twenty thousand, one hundred twenty-two.

Scientific notation

• Scientific notation: 2.1202908420122 × 10¹³

Factors of 21202908420122

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 14884103

Divisors of 21202908420122

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 11 13 17 22 26 34 143 187 221 286 293 374 442 586 2431 3223 3809 4862 4981 6446 7618 9962 41899 54791 64753 83798 109582 129506 712283 1424566 14883767 29767534 163721437 193488971 253024039 327442874 386977942 506048078 2128378681 2783264429 3289312507 4256757362 4360943731 5566528858 6578625014 8721887462 36182437577 47970381041 56692268503 72364875154 74136043427 95940762082 113384537006 148272086854 623614953533 815496477697 963768564551 1247229907066 1630992955394 1927537129102 10601454210061 21202908420122
• Sum of all divisors σ(n): 39697509729024
• Sum of proper divisors (its aliquot sum) s(n): 18494601308902
• 21202908420122 is a deficient number, because the sum of its proper divisors (18494601308902) is less than itself. Its deficiency is 2708307111220

Bases of 21202908420122

• Binary: 100110100100010101111110100110001100000011010₂
• Hexadecimal: 0x1348AFD3181A
• Base-36: 7IKHC8AOQ

Squares and roots of 21202908420122

• 21202908420122 squared (21202908420122²) is 449563325472080406054494884
• 21202908420122 cubed (21202908420122³) is 9532050019030020842157462364349171655848
• The square root of 21202908420122 is 4604661.5966998053
• The cube root of 21202908420122 is 27677.8156602223

Scales and comparisons

• 21,202,908,420,122 seconds is equal to 674,186 years, 46 weeks, 6 days, 15 hours, 22 minutes, 2 seconds.
• To count from 1 to 21,202,908,420,122 would take you about one million, six hundred eighty-five thousand, four hundred sixty-seven 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 21202908420122 cubic inches would be around 2306.5 feet tall.

Recreational maths with 21202908420122

• 21202908420122 backwards is 22102480920212
• The number of decimal digits it has is: 14
• The sum of 21202908420122's digits is 35
• More coming soon!