21077885864392

Names of 21077885864392

• Cardinal: 21077885864392 can be written as Twenty-one trillion, seventy-seven billion, eight hundred eighty-five million, eight hundred sixty-four thousand, three hundred ninety-two.

Scientific notation

• Scientific notation: 2.1077885864392 × 10¹³

Factors of 21077885864392

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 94168911

Divisors of 21077885864392

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 4 7 8 14 28 49 56 98 196 392 571 1142 2284 3997 4568 7994 15988 27979 31976 55958 111916 223832 94168331 188336662 376673324 659178317 753346648 1318356634 2636713268 4614248219 5273426536 9228496438 18456992876 36913985752 53770117001 107540234002 215080468004 376390819007 430160936008 752781638014 1505563276028 2634735733049 3011126552056 5269471466098 10538942932196 21077885864392
• Sum of all divisors σ(n): 46053964447920
• Sum of proper divisors (its aliquot sum) s(n): 24976078583528
• 21077885864392 is an abundant number, because the sum of its proper divisors (24976078583528) is greater than itself. Its abundance is 3898192719136

Bases of 21077885864392

• Binary: 100110010101110010011111001100100100111001000₂
• Hexadecimal: 0x132B93E649C8
• Base-36: 7GZ1P11AG

Squares and roots of 21077885864392

• 21077885864392 squared (21077885864392²) is 444277272512336089013529664
• 21077885864392 cubed (21077885864392³) is 9364425642158401307060158356463573324288
• The square root of 21077885864392 is 4591065.8745428603
• The cube root of 21077885864392 is 27623.3078092405

Scales and comparisons

• 21,077,885,864,392 seconds is equal to 670,211 years, 29 weeks, 5 days, 7 hours, 39 minutes, 52 seconds.
• To count from 1 to 21,077,885,864,392 would take you about one million, six hundred seventy-five thousand, five hundred twenty-eight 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 21077885864392 cubic inches would be around 2301.9 feet tall.

Recreational maths with 21077885864392

• 21077885864392 backwards is 29346858877012
• The number of decimal digits it has is: 14
• The sum of 21077885864392's digits is 70
• More coming soon!