21013498074425

Names of 21013498074425

• Cardinal: 21013498074425 can be written as Twenty-one trillion, thirteen billion, four hundred ninety-eight million, seventy-four thousand, four hundred twenty-five.

Scientific notation

• Scientific notation: 2.1013498074425 × 10¹³

Factors of 21013498074425

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1222

Divisors of 21013498074425

• Number of divisors d(n): 54
• Complete list of divisors:
  1 5 17 25 85 229 425 971 1145 3893 4855 5725 16507 19465 24275 52441 82535 97325 222359 262205 412675 891497 942841 1111795 1311025 3780103 4457485 4714205 5558975 16028297 18900515 22287425 23571025 50920211 80141485 94502575 215910589 254601055 400707425 865643587 1079552945 1273005275 3670480013 4328217935 5397764725 18352400065 21641089675 49443524881 91762000325 247217624405 840539922977 1236088122025 4202699614885 21013498074425
• Sum of all divisors σ(n): 27739058583834
• Sum of proper divisors (its aliquot sum) s(n): 6725560509409
• 21013498074425 is a deficient number, because the sum of its proper divisors (6725560509409) is less than itself. Its deficiency is 14287937565016

Bases of 21013498074425

• Binary: 100110001110010010110000101101001010100111001₂
• Hexadecimal: 0x131C96169539
• Base-36: 7G5GU78L5

Squares and roots of 21013498074425

• 21013498074425 squared (21013498074425²) is 441567101323863182839080625
• 21013498074425 cubed (21013498074425³) is 9278869433398427860891172418074825515625
• The square root of 21013498074425 is 4584048.2190335869
• The cube root of 21013498074425 is 27595.1516348933

Scales and comparisons

• 21,013,498,074,425 seconds is equal to 668,164 years, 12 weeks, 3 days, 6 hours, 27 minutes, 5 seconds.
• To count from 1 to 21,013,498,074,425 would take you about one million, six hundred seventy thousand, four hundred ten 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 21013498074425 cubic inches would be around 2299.6 feet tall.

Recreational maths with 21013498074425

• 21013498074425 backwards is 52447089431012
• The number of decimal digits it has is: 14
• The sum of 21013498074425's digits is 50
• More coming soon!