21102036727690801

Names of 21102036727690801

• Cardinal: 21102036727690801 can be written as Twenty-one quadrillion, one hundred two trillion, thirty-six billion, seven hundred twenty-seven million, six hundred ninety thousand, eight hundred one.

Scientific notation

• Scientific notation: 2.1102036727690801 × 10¹⁶

Factors of 21102036727690801

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 696

Divisors of 21102036727690801

• Number of divisors d(n): 81
• Complete list of divisors:
  1 23 73 241 359 529 1679 5329 5543 8257 17593 26207 38617 58081 86519 122567 127489 128881 189911 404639 602761 1284289 1335863 1913111 1989937 2819041 2964263 4239913 6315887 9306697 9408313 13863503 20851079 29538647 30724849 31060321 44001553 45768551 68178049 97517999 145265401 216391199 309513649 461059751 479574817 679388881 686806849 714387383 1012035719 1522128767 2242913977 2267403433 3341104223 4976997577 7118813927 7485537361 10604374273 11030220791 15796557527 16430909809 35008961641 52150278959 111115399991 163732720321 165520450609 172167359303 243900608279 363320823121 546444227353 805206117743 1199456416057 2555654199793 3806970364007 3959849263969 12568217229119 39890428596769 58780046595239 87560318372161 289068996269737 917479857725687 21102036727690801
• Sum of all divisors σ(n): 22521653035963137
• Sum of proper divisors (its aliquot sum) s(n): 1419616308272336
• 21102036727690801 is a deficient number, because the sum of its proper divisors (1419616308272336) is less than itself. Its deficiency is 19682420419418465

Bases of 21102036727690801

• Binary: 1001010111110000011000011001011001100001111011000110001₂
• Hexadecimal: 0x4AF830CB30F631
• Base-36: 5RS1PUD8301

Squares and roots of 21102036727690801

• 21102036727690801 squared (21102036727690801²) is 445295954056811488675573860021601
• 21102036727690801 cubed (21102036727690801³) is 9396651577198951568905903615165556413416708992401
• 21102036727690801 is a perfect square number. Its square root is 145265401
• The cube root of 21102036727690801 is 276338.5396649529

Scales and comparisons

• 21,102,036,727,690,801 seconds is equal to 670,979,495 years, 2 weeks, 6 days, 3 hours, 1 second.
• To count from 1 to 21,102,036,727,690,801 would take you about two billion, twelve million, nine hundred thirty-eight thousand, four hundred eighty-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 21102036727690801 cubic inches would be around 23028.2 feet tall.

Recreational maths with 21102036727690801

• 21102036727690801 backwards is 10809672763020112
• The number of decimal digits it has is: 17
• The sum of 21102036727690801's digits is 55
• More coming soon!