21683021309664

Names of 21683021309664

• Cardinal: 21683021309664 can be written as Twenty-one trillion, six hundred eighty-three billion, twenty-one million, three hundred nine thousand, six hundred sixty-four.

Scientific notation

• Scientific notation: 2.1683021309664 × 10¹³

Factors of 21683021309664

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1579474192

Divisors of 21683021309664

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 8 11 12 13 16 22 24 26 32 33 39 44 48 52 66 78 88 96 104 132 143 156 176 208 264 286 312 352 416 429 528 572 624 858 1056 1144 1248 1716 2288 3432 4576 6864 13728 1579474163 3158948326 4738422489 6317896652 9476844978 12635793304 17374215793 18953689956 20533164119 25271586608 34748431586 37907379912 41066328238 50543173216 52122647379 61599492357 69496863172 75814759824 82132656476 104245294758 123198984714 138993726344 151629519648 164265312952 208490589516 225864805309 246397969428 277987452688 328530625904 416981179032 451729610618 492795938856 555974905376 657061251808 677594415927 833962358064 903459221236 985591877712 1355188831854 1667924716128 1806918442472 1971183755424 2710377663708 3613836884944 5420755327416 7227673769888 10841510654832 21683021309664
• Sum of all divisors σ(n): 66868618207104
• Sum of proper divisors (its aliquot sum) s(n): 45185596897440
• 21683021309664 is an abundant number, because the sum of its proper divisors (45185596897440) is greater than itself. Its abundance is 23502575587776

Bases of 21683021309664

• Binary: 100111011100001111000110010000110011011100000₂
• Hexadecimal: 0x13B878C866E0
• Base-36: 7OP1J1R6O

Squares and roots of 21683021309664

• 21683021309664 squared (21683021309664²) is 470153413115343125779792896
• 21683021309664 cubed (21683021309664³) is 10194346475391246937438504441092603346944
• The square root of 21683021309664 is 4656503.1203322521
• The cube root of 21683021309664 is 27885.1680134059

Scales and comparisons

• 21,683,021,309,664 seconds is equal to 689,453 years, 2 days, 18 hours, 54 minutes, 24 seconds.
• To count from 1 to 21,683,021,309,664 would take you about one million, seven hundred twenty-three thousand, six hundred thirty-two 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 21683021309664 cubic inches would be around 2323.8 feet tall.

Recreational maths with 21683021309664

• 21683021309664 backwards is 46690312038612
• The number of decimal digits it has is: 14
• The sum of 21683021309664's digits is 51
• More coming soon!