21317244767

Names of 21317244767

• Cardinal: 21317244767 can be written as Twenty-one billion, three hundred seventeen million, two hundred forty-four thousand, seven hundred sixty-seven.

Scientific notation

• Scientific notation: 2.1317244767 × 10¹⁰

Factors of 21317244767

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 400

Divisors of 21317244767

• Number of divisors d(n): 96
• Complete list of divisors:
  1 7 13 23 31 91 127 161 169 199 217 299 403 713 889 1183 1393 1651 2093 2587 2821 2921 3887 3937 4577 4991 5239 6169 9269 11557 18109 20447 21463 25273 27209 27559 32039 33631 36673 37973 43183 51181 59501 64883 80197 90551 120497 141887 150241 176911 235417 265811 328549 358267 416507 493649 561379 581279 633857 665353 773513 783463 843479 993209 1042561 1177163 1844531 2299843 3455543 4068953 4271137 4657471 5414591 5484241 7297927 7556627 8240141 10185019 12911717 15303119 18019649 23978903 29897959 52896389 71295133 98236151 107121833 126137543 132405247 167852321 234255437 687653057 926836729 1639788059 3045320681 21317244767
• Sum of all divisors σ(n): 28783411200
• Sum of proper divisors (its aliquot sum) s(n): 7466166433
• 21317244767 is a deficient number, because the sum of its proper divisors (7466166433) is less than itself. Its deficiency is 13851078334

Bases of 21317244767

• Binary: 10011110110100110110101011101011111₂
• Hexadecimal: 0x4F69B575F
• Base-36: 9SJQJBZ

Squares and roots of 21317244767

• 21317244767 squared (21317244767²) is 454424924456188884289
• 21317244767 cubed (21317244767³) is 9687087342858062814373253765663
• The square root of 21317244767 is 146004.2628384527
• The cube root of 21317244767 is 2772.7477227609

Scales and comparisons

• 21,317,244,767 seconds is equal to 677 years, 42 weeks, 5 days, 8 hours, 52 minutes, 47 seconds.
• To count from 1 to 21,317,244,767 would take you about one thousand, three hundred fifty-five 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 21317244767 cubic inches would be around 231.1 feet tall.

Recreational maths with 21317244767

• 21317244767 backwards is 76744271312
• The number of decimal digits it has is: 11
• The sum of 21317244767's digits is 44
• More coming soon!