21507677120076

Names of 21507677120076

• Cardinal: 21507677120076 can be written as Twenty-one trillion, five hundred seven billion, six hundred seventy-seven million, one hundred twenty thousand and seventy-six.

Scientific notation

• Scientific notation: 2.1507677120076 × 10¹³

Factors of 21507677120076

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 410985294

Divisors of 21507677120076

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 7 12 14 21 28 42 49 84 89 98 147 178 196 267 294 356 534 588 623 1068 1246 1869 2492 3738 4361 7476 8722 13083 17444 26166 52332 410985193 821970386 1232955579 1643940772 2465911158 2876896351 4931822316 5753792702 8630689053 11507585404 17261378106 20138274457 34522756212 36577682177 40276548914 60414823371 73155364354 80553097828 109733046531 120829646742 146310728708 219466093062 241659293484 256043775239 438932186124 512087550478 768131325717 1024175100956 1536262651434 1792306426673 3072525302868 3584612853346 5376919280019 7169225706692 10753838560038 21507677120076
• Sum of all divisors σ(n): 59033913266160
• Sum of proper divisors (its aliquot sum) s(n): 37526236146084
• 21507677120076 is an abundant number, because the sum of its proper divisors (37526236146084) is greater than itself. Its abundance is 16018559026008

Bases of 21507677120076

• Binary: 100111000111110100101011101000110011001001100₂
• Hexadecimal: 0x138FA574664C
• Base-36: 7MGHNN8LO

Squares and roots of 21507677120076

• 21507677120076 squared (21507677120076²) is 462580175101440661322245776
• 21507677120076 cubed (21507677120076³) is 9949025048230005083865843913752335798976
• The square root of 21507677120076 is 4637637.0190082793
• The cube root of 21507677120076 is 27809.7981093497

Scales and comparisons

• 21,507,677,120,076 seconds is equal to 683,877 years, 31 weeks, 3 days, 3 hours, 34 minutes, 36 seconds.
• To count from 1 to 21,507,677,120,076 would take you about one million, seven hundred nine thousand, six hundred ninety-four 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 21507677120076 cubic inches would be around 2317.5 feet tall.

Recreational maths with 21507677120076

• 21507677120076 backwards is 67002177670512
• The number of decimal digits it has is: 14
• The sum of 21507677120076's digits is 51
• More coming soon!