21077685009936

Names of 21077685009936

• Cardinal: 21077685009936 can be written as Twenty-one trillion, seventy-seven billion, six hundred eighty-five million, nine thousand, nine hundred thirty-six.

Scientific notation

• Scientific notation: 2.1077685009936 × 10¹³

Factors of 21077685009936

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 127534

Divisors of 21077685009936

• Number of divisors d(n): 75
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 36 48 54 72 81 108 144 162 216 324 432 648 1296 127529 255058 382587 510116 765174 1020232 1147761 1530348 2040464 2295522 3060696 3443283 4591044 6121392 6886566 9182088 10329849 13773132 18364176 20659698 27546264 41319396 55092528 82638792 165277584 16263645841 32527291682 48790937523 65054583364 97581875046 130109166728 146372812569 195163750092 260218333456 292745625138 390327500184 439118437707 585491250276 780655000368 878236875414 1170982500552 1317355313121 1756473750828 2341965001104 2634710626242 3512947501656 5269421252484 7025895003312 10538842504968 21077685009936
• Sum of all divisors σ(n): 61005413914621
• Sum of proper divisors (its aliquot sum) s(n): 39927728904685
• 21077685009936 is an abundant number, because the sum of its proper divisors (39927728904685) is greater than itself. Its abundance is 18850043894749

Bases of 21077685009936

• Binary: 100110010101110000111111011010111111000010000₂
• Hexadecimal: 0x132B87ED7E10
• Base-36: 7GYYDG100

Squares and roots of 21077685009936

• 21077685009936 squared (21077685009936²) is 444268805378080756418724096
• 21077685009936 cubed (21077685009936³) is 9364157939499746938592204993174202617856
• 21077685009936 is a perfect square number. Its square root is 4591044
• The cube root of 21077685009936 is 27623.2200666949

Scales and comparisons

• 21,077,685,009,936 seconds is equal to 670,205 years, 9 weeks, 4 days, 14 hours, 45 minutes, 36 seconds.
• To count from 1 to 21,077,685,009,936 would take you about one million, six hundred seventy-five thousand, five hundred twelve 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 21077685009936 cubic inches would be around 2301.9 feet tall.

Recreational maths with 21077685009936

• 21077685009936 backwards is 63990058677012
• The number of decimal digits it has is: 14
• The sum of 21077685009936's digits is 63
• More coming soon!