20005974

Names of 20005974

• Cardinal: 20005974 can be written as Twenty million, five thousand, nine hundred seventy-four.

Scientific notation

• Scientific notation: 2.0005974 × 10⁷

Factors of 20005974

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 109

Divisors of 20005974

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 6 9 17 18 19 27 31 34 37 38 51 54 57 62 74 93 102 111 114 153 171 186 222 279 306 323 333 342 459 513 527 558 589 629 646 666 703 837 918 969 999 1026 1054 1147 1178 1258 1406 1581 1674 1767 1887 1938 1998 2109 2294 2907 3162 3441 3534 3774 4218 4743 5301 5661 5814 6327 6882 8721 9486 10013 10323 10602 11322 11951 12654 14229 15903 16983 17442 18981 19499 20026 20646 21793 23902 28458 30039 30969 31806 33966 35853 37962 38998 43586 58497 60078 61938 65379 71706 90117 107559 116994 130758 175491 180234 196137 215118 270351 322677 350982 370481 392274 526473 540702 588411 645354 740962 1052946 1111443 1176822 2222886 3334329 6668658 10002987 20005974
• Sum of all divisors σ(n): 52531200
• Sum of proper divisors (its aliquot sum) s(n): 32525226
• 20005974 is an abundant number, because the sum of its proper divisors (32525226) is greater than itself. Its abundance is 12519252

Bases of 20005974

• Binary: 1001100010100010001010110₂
• Hexadecimal: 0x1314456
• Base-36: BWSPI

Squares and roots of 20005974

• 20005974 squared (20005974²) is 400238995688676
• 20005974 cubed (20005974³) is 8007170941533764150424
• The square root of 20005974 is 4472.8038186353
• The cube root of 20005974 is 271.4687855203

Scales and comparisons

• 20,005,974 seconds is equal to 33 weeks, 13 hours, 12 minutes, 54 seconds.
• To count from 1 to 20,005,974 would take you about forty-nine weeks!

  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 20005974 cubic inches would be around 22.6 feet tall.

Recreational maths with 20005974

• 20005974 backwards is 47950002
• 20005974 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 20005974's digits is 27
• More coming soon!