21371064

Names of 21371064

• Cardinal: 21371064 can be written as Twenty-one million, three hundred seventy-one thousand and sixty-four.

Scientific notation

• Scientific notation: 2.1371064 × 10⁷

Factors of 21371064

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 508

Divisors of 21371064

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 8 11 12 13 22 24 26 33 39 44 52 66 78 88 104 132 143 156 169 264 286 312 338 429 479 507 572 676 858 958 1014 1144 1352 1437 1716 1859 1916 2028 2874 3432 3718 3832 4056 5269 5577 5748 6227 7436 10538 11154 11496 12454 14872 15807 18681 21076 22308 24908 31614 37362 42152 44616 49816 63228 68497 74724 80951 126456 136994 149448 161902 205491 242853 273988 323804 410982 485706 547976 647608 821964 890461 971412 1643928 1780922 1942824 2671383 3561844 5342766 7123688 10685532 21371064
• Sum of all divisors σ(n): 63244800
• Sum of proper divisors (its aliquot sum) s(n): 41873736
• 21371064 is an abundant number, because the sum of its proper divisors (41873736) is greater than itself. Its abundance is 20502672

Bases of 21371064

• Binary: 1010001100001100010111000₂
• Hexadecimal: 0x14618B8
• Base-36: CQ20O

Squares and roots of 21371064

• 21371064 squared (21371064²) is 456722376492096
• 21371064 cubed (21371064³) is 9760643138244679110144
• The square root of 21371064 is 4622.8848136201
• The cube root of 21371064 is 277.5079195857

Scales and comparisons

• 21,371,064 seconds is equal to 35 weeks, 2 days, 8 hours, 24 minutes, 24 seconds.
• To count from 1 to 21,371,064 would take you about thirty-six minutes!

  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 21371064 cubic inches would be around 23.1 feet tall.

Recreational maths with 21371064

• 21371064 backwards is 46017312
• 21371064 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 21371064's digits is 24
• More coming soon!