21473831652

Names of 21473831652

• Cardinal: 21473831652 can be written as Twenty-one billion, four hundred seventy-three million, eight hundred thirty-one thousand, six hundred fifty-two.

Scientific notation

• Scientific notation: 2.1473831652 × 10¹⁰

Factors of 21473831652

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 82543

Divisors of 21473831652

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 7 12 13 14 21 26 28 39 42 52 78 84 91 156 182 239 273 364 478 546 717 956 1092 1434 1673 2868 3107 3346 5019 6214 6692 9321 10038 12428 18642 20076 21749 37284 43498 65247 82279 86996 130494 164558 246837 260988 329116 493674 575953 987348 1069627 1151906 1727859 2139254 2303812 3208881 3455718 4278508 6417762 6911436 7487389 12835524 14974778 19664681 22462167 29949556 39329362 44924334 58994043 78658724 89848668 117988086 137652767 235976172 255640853 275305534 412958301 511281706 550611068 766922559 825916602 1022563412 1533845118 1651833204 1789485971 3067690236 3578971942 5368457913 7157943884 10736915826 21473831652
• Sum of all divisors σ(n): 61927219200
• Sum of proper divisors (its aliquot sum) s(n): 40453387548
• 21473831652 is an abundant number, because the sum of its proper divisors (40453387548) is greater than itself. Its abundance is 18979555896

Bases of 21473831652

• Binary: 10011111111111100001010101011100100₂
• Hexadecimal: 0x4FFF0AAE4
• Base-36: 9V4YQJO

Squares and roots of 21473831652

• 21473831652 squared (21473831652²) is 461125445818437049104
• 21473831652 cubed (21473831652³) is 9902130193958564550218953439808
• The square root of 21473831652 is 146539.5224913743
• The cube root of 21473831652 is 2779.5202859093

Scales and comparisons

• 21,473,831,652 seconds is equal to 682 years, 41 weeks, 4 days, 17 hours, 14 minutes, 12 seconds.
• To count from 1 to 21,473,831,652 would take you about one thousand, three hundred sixty-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 21473831652 cubic inches would be around 231.6 feet tall.

Recreational maths with 21473831652

• 21473831652 backwards is 25613837412
• 21473831652 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21473831652's digits is 42
• More coming soon!