21980353473

Names of 21980353473

• Cardinal: 21980353473 can be written as Twenty-one billion, nine hundred eighty million, three hundred fifty-three thousand, four hundred seventy-three.

Scientific notation

• Scientific notation: 2.1980353473 × 10¹⁰

Factors of 21980353473

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1412

Divisors of 21980353473

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 9 13 17 39 43 51 117 129 153 221 233 387 559 663 699 731 1103 1677 1989 2097 2193 3029 3309 3961 5031 6579 9087 9503 9927 10019 11883 14339 18751 27261 28509 30057 35649 43017 47429 51493 56253 85527 90171 129051 130247 142287 154479 168759 170323 243763 256999 390741 426861 463437 510969 616577 731289 770997 806293 1172223 1532907 1849731 2193867 2214199 2312991 2418879 3340987 4368983 5549193 6642597 7256637 10022961 10481809 11050957 13106949 19927791 30068883 31445427 33152871 39320847 56796779 94336281 99458613 143662441 170390337 187866269 430987323 511171011 563598807 1292961969 1690796421 2442261497 7326784491 21980353473
• Sum of all divisors σ(n): 37237584384
• Sum of proper divisors (its aliquot sum) s(n): 15257230911
• 21980353473 is a deficient number, because the sum of its proper divisors (15257230911) is less than itself. Its deficiency is 6723122562

Bases of 21980353473

• Binary: 10100011110001000011001001111000001₂
• Hexadecimal: 0x51E2193C1
• Base-36: A3IJ9A9

Squares and roots of 21980353473

• 21980353473 squared (21980353473²) is 483135938798023161729
• 21980353473 cubed (21980353473³) is 10619498710290243848444465834817
• The square root of 21980353473 is 148257.7265204075
• The cube root of 21980353473 is 2801.2049861615

Scales and comparisons

• 21,980,353,473 seconds is equal to 698 years, 47 weeks, 1 day, 5 hours, 44 minutes, 33 seconds.
• To count from 1 to 21,980,353,473 would take you about one thousand, three hundred ninety-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 21980353473 cubic inches would be around 233.4 feet tall.

Recreational maths with 21980353473

• 21980353473 backwards is 37435308912
• The number of decimal digits it has is: 11
• The sum of 21980353473's digits is 45
• More coming soon!