21273374721661223

Names of 21273374721661223

• Cardinal: 21273374721661223 can be written as Twenty-one quadrillion, two hundred seventy-three trillion, three hundred seventy-four billion, seven hundred twenty-one million, six hundred sixty-one thousand, two hundred twenty-three.

Scientific notation

• Scientific notation: 2.1273374721661223 × 10¹⁶

Factors of 21273374721661223

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 6461343

Divisors of 21273374721661223

• Number of divisors d(n): 32
• Complete list of divisors:
  1 7 23 73 161 511 1679 11753 293467 2054269 6167773 6749741 21423091 43174411 47248187 141858779 149961637 450247429 492731093 993011453 3151732003 3449117651 10355690867 72489836069 1810037838991 12670264872937 41630870296793 132132762246343 291416092077551 924929335724401 3039053531665889 21273374721661223
• Sum of all divisors σ(n): 25717109417696256
• Sum of proper divisors (its aliquot sum) s(n): 4443734696035033
• 21273374721661223 is a deficient number, because the sum of its proper divisors (4443734696035033) is less than itself. Its deficiency is 16829640025626190

Bases of 21273374721661223

• Binary: 1001011100101000000010110000111011101010101100100100111₂
• Hexadecimal: 0x4B940587755927
• Base-36: 5TGS5FJ0O4N

Squares and roots of 21273374721661223

• 21273374721661223 squared (21273374721661223²) is 452556472048214717147724781855729
• 21273374721661223 cubed (21273374721661223³) is 9627403412594674805067710276911474801059599696567
• The square root of 21273374721661223 is 145853949.9693485263
• The cube root of 21273374721661223 is 277084.4348145751

Scales and comparisons

• 21,273,374,721,661,223 seconds is equal to 676,427,513 years, 14 weeks, 4 days, 1 hour, 23 seconds.
• To count from 1 to 21,273,374,721,661,223 would take you about two billion, twenty-nine million, two hundred eighty-two thousand, five hundred thirty-nine 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 21273374721661223 cubic inches would be around 23090.4 feet tall.

Recreational maths with 21273374721661223

• 21273374721661223 backwards is 32216612747337212
• The number of decimal digits it has is: 17
• The sum of 21273374721661223's digits is 59
• More coming soon!