21307164507013

Names of 21307164507013

• Cardinal: 21307164507013 can be written as Twenty-one trillion, three hundred seven billion, one hundred sixty-four million, five hundred seven thousand and thirteen.

Scientific notation

• Scientific notation: 2.1307164507013 × 10¹³

Factors of 21307164507013

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 43365

Divisors of 21307164507013

• Number of divisors d(n): 72
• Complete list of divisors:
  1 7 11 31 77 121 217 341 613 847 961 2387 3751 4291 6727 6743 10571 19003 26257 42703 47201 73997 74173 116281 133021 209033 298921 469733 519211 589093 813967 1323793 1463231 2299363 3288131 4123651 5167063 6480023 9266551 14561723 16095541 26176939 36169441 41037583 45360161 71280253 101932061 160178953 183238573 287263081 287946329 451413413 498961771 811485109 1121252671 2015624303 3159893891 3167409619 4965547543 5680395763 8926336199 22171867333 25156038379 34758832801 62484353393 98189698189 176092268653 276716422169 687327887323 1937014955183 3043880643859 21307164507013
• Sum of all divisors σ(n): 27703063917312
• Sum of proper divisors (its aliquot sum) s(n): 6395899410299
• 21307164507013 is a deficient number, because the sum of its proper divisors (6395899410299) is less than itself. Its deficiency is 14911265096714

Bases of 21307164507013

• Binary: 100110110000011110101111110001011101110000101₂
• Hexadecimal: 0x1360F5F8BB85
• Base-36: 7JWDJM26D

Squares and roots of 21307164507013

• 21307164507013 squared (21307164507013²) is 453995259328914539326182169
• 21307164507013 cubed (21307164507013³) is 9673351675925210449538360296144316051197
• The square root of 21307164507013 is 4615968.4256949809
• The cube root of 21307164507013 is 27723.1060522301

Scales and comparisons

• 21,307,164,507,013 seconds is equal to 677,501 years, 48 weeks, 7 hours, 30 minutes, 13 seconds.
• To count from 1 to 21,307,164,507,013 would take you about one million, six hundred ninety-three thousand, seven hundred fifty-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 21307164507013 cubic inches would be around 2310.3 feet tall.

Recreational maths with 21307164507013

• 21307164507013 backwards is 31070546170312
• The number of decimal digits it has is: 14
• The sum of 21307164507013's digits is 40
• More coming soon!