21108606897140

Names of 21108606897140

• Cardinal: 21108606897140 can be written as Twenty-one trillion, one hundred eight billion, six hundred six million, eight hundred ninety-seven thousand, one hundred forty.

Scientific notation

• Scientific notation: 2.110860689714 × 10¹³

Factors of 21108606897140

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 93

Divisors of 21108606897140

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 5 7 10 14 20 28 35 49 70 79 98 140 158 196 245 316 343 395 490 553 686 790 980 1106 1372 1580 1715 2212 2765 3430 3871 5530 6241 6860 7742 11060 12482 15484 19355 24964 27097 31205 38710 43687 54194 62410 77420 87374 108388 124820 135485 174748 218435 270970 305809 436870 493039 541940 611618 873740 986078 1223236 1529045 1972156 2140663 2465195 3058090 3451273 4281326 4930390 6116180 6902546 8562652 9860780 10703315 13805092 17256365 21406630 24158911 34512730 38950081 42813260 48317822 69025460 77900162 96635644 120794555 155800324 169112377 194750405 241589110 272650567 338224754 389500810 483178220 545301134 676449508 779001620 845561885 1090602268 1363252835 1691123770 1908553969 2726505670 3077056399 3382247540 3817107938 5453011340 6154112798 7634215876 9542769845 12308225596 13359877783 15385281995 19085539690 21539394793 26719755566 30770563990 38171079380 43078789586 53439511132 61541127980 66799388915 86157579172 107696973965 133598777830 150775763551 215393947930 267197555660 301551527102 430787895860 603103054204 753878817755 1055430344857 1507757635510 2110860689714 3015515271020 4221721379428 5277151724285 10554303448570 21108606897140
• Sum of all divisors σ(n): 52357298112000
• Sum of proper divisors (its aliquot sum) s(n): 31248691214860
• 21108606897140 is an abundant number, because the sum of its proper divisors (31248691214860) is greater than itself. Its abundance is 10140084317720

Bases of 21108606897140

• Binary: 100110011001010111011000001000000101111110100₂
• Hexadecimal: 0x1332BB040BF4
• Base-36: 7HD5RJDV8

Squares and roots of 21108606897140

• 21108606897140 squared (21108606897140²) is 445573285137986378540179600
• 21108606897140 cubed (21108606897140³) is 9405431319845027126664605989174326344000
• The square root of 21108606897140 is 4594410.3971173493
• The cube root of 21108606897140 is 27636.7216243387

Scales and comparisons

• 21,108,606,897,140 seconds is equal to 671,188 years, 21 weeks, 19 hours, 52 minutes, 20 seconds.
• To count from 1 to 21,108,606,897,140 would take you about one million, six hundred seventy-seven thousand, nine hundred seventy-one 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 21108606897140 cubic inches would be around 2303.1 feet tall.

Recreational maths with 21108606897140

• 21108606897140 backwards is 04179860680112
• The number of decimal digits it has is: 14
• The sum of 21108606897140's digits is 53
• More coming soon!