21921002137376

Names of 21921002137376

• Cardinal: 21921002137376 can be written as Twenty-one trillion, nine hundred twenty-one billion, two million, one hundred thirty-seven thousand, three hundred seventy-six.

Scientific notation

• Scientific notation: 2.1921002137376 × 10¹³

Factors of 21921002137376

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1402

Divisors of 21921002137376

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 8 16 32 73 146 292 584 1168 1327 2336 2654 5308 5329 10616 10658 21232 21316 42464 42632 85264 96871 170528 193742 387484 389017 774968 778034 1549936 1556068 1760929 3099872 3112136 3521858 6224272 7043716 7071583 12448544 14087432 14143166 28174864 28286332 56349728 56572664 113145328 128547817 226290656 257095634 514191268 516225559 1028382536 1032451118 2056765072 2064902236 4113530144 4129804472 8259608944 9383990641 16519217888 18767981282 37535962564 75071925128 150143850256 300287700512 685031316793 1370062633586 2740125267172 5480250534344 10960501068688 21921002137376
• Sum of all divisors σ(n): 43789372574220
• Sum of proper divisors (its aliquot sum) s(n): 21868370436844
• 21921002137376 is a deficient number, because the sum of its proper divisors (21868370436844) is less than itself. Its deficiency is 52631700532

Bases of 21921002137376

• Binary: 100111110111111100001100010111010011100100000₂
• Hexadecimal: 0x13EFE18BA720
• Base-36: 7RQDAOT28

Squares and roots of 21921002137376

• 21921002137376 squared (21921002137376²) is 480530334706843160376165376
• 21921002137376 cubed (21921002137376³) is 10533706494182713592979527959462846693376
• The square root of 21921002137376 is 4681986.9860323191
• The cube root of 21921002137376 is 27986.8144283533

Scales and comparisons

• 21,921,002,137,376 seconds is equal to 697,020 years, 3 weeks, 1 day, 12 hours, 22 minutes, 56 seconds.
• To count from 1 to 21,921,002,137,376 would take you about one million, seven hundred forty-two thousand, five hundred fifty 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 21921002137376 cubic inches would be around 2332.2 feet tall.

Recreational maths with 21921002137376

• 21921002137376 backwards is 67373120012912
• The number of decimal digits it has is: 14
• The sum of 21921002137376's digits is 44
• More coming soon!