21406763670012

Names of 21406763670012

• Cardinal: 21406763670012 can be written as Twenty-one trillion, four hundred six billion, seven hundred sixty-three million, six hundred seventy thousand and twelve.

Scientific notation

• Scientific notation: 2.1406763670012 × 10¹³

Factors of 21406763670012

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 59697482

Divisors of 21406763670012

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 7 9 12 14 18 21 28 36 42 63 84 126 252 1423 2846 4269 5692 8538 9961 12807 17076 19922 25614 29883 39844 51228 59766 89649 119532 179298 358596 59696047 119392094 179088141 238784188 358176282 417872329 537264423 716352564 835744658 1074528846 1253616987 1671489316 2149057692 2507233974 3760850961 5014467948 7521701922 15043403844 84947474881 169894949762 254842424643 339789899524 509684849286 594632324167 764527273929 1019369698572 1189264648334 1529054547858 1783896972501 2378529296668 3058109095716 3567793945002 5351690917503 7135587890004 10703381835006 21406763670012
• Sum of all divisors σ(n): 61885221472256
• Sum of proper divisors (its aliquot sum) s(n): 40478457802244
• 21406763670012 is an abundant number, because the sum of its proper divisors (40478457802244) is greater than itself. Its abundance is 19071694132232

Bases of 21406763670012

• Binary: 100110111100000100110100010110101100111111100₂
• Hexadecimal: 0x1378268B59FC
• Base-36: 7L64QDS70

Squares and roots of 21406763670012

• 21406763670012 squared (21406763670012²) is 458249530823745631228080144
• 21406763670012 cubed (21406763670012³) is 9809639408237802146264368458002305441728
• The square root of 21406763670012 is 4626744.3921197981
• The cube root of 21406763670012 is 27766.2356286643

Scales and comparisons

• 21,406,763,670,012 seconds is equal to 680,668 years, 45 weeks, 1 day, 9 hours, 40 minutes, 12 seconds.
• To count from 1 to 21,406,763,670,012 would take you about one million, seven hundred one thousand, six hundred seventy-two 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 21406763670012 cubic inches would be around 2313.9 feet tall.

Recreational maths with 21406763670012

• 21406763670012 backwards is 21007636760412
• The number of decimal digits it has is: 14
• The sum of 21406763670012's digits is 45
• More coming soon!