20031942

Names of 20031942

• Cardinal: 20031942 can be written as Twenty million, thirty-one thousand, nine hundred forty-two.

Scientific notation

• Scientific notation: 2.0031942 × 10⁷

Factors of 20031942

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 357

Divisors of 20031942

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 6 7 14 21 23 42 46 69 89 138 161 178 233 267 322 466 483 534 623 699 966 1246 1398 1631 1869 2047 3262 3738 4094 4893 5359 6141 9786 10718 12282 14329 16077 20737 28658 32154 37513 41474 42987 62211 75026 85974 112539 124422 145159 225078 290318 435477 476951 870954 953902 1430853 2861706 3338657 6677314 10015971 20031942
• Sum of all divisors σ(n): 48522240
• Sum of proper divisors (its aliquot sum) s(n): 28490298
• 20031942 is an abundant number, because the sum of its proper divisors (28490298) is greater than itself. Its abundance is 8458356

Bases of 20031942

• Binary: 1001100011010100111000110₂
• Hexadecimal: 0x131A9C6
• Base-36: BXCQU

Squares and roots of 20031942

• 20031942 squared (20031942²) is 401278700291364
• 20031942 cubed (20031942³) is 8038391650071986748888
• The square root of 20031942 is 4475.7057544035
• The cube root of 20031942 is 271.5861913431

Scales and comparisons

• 20,031,942 seconds is equal to 33 weeks, 20 hours, 25 minutes, 42 seconds.
• To count from 1 to 20,031,942 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 20031942 cubic inches would be around 22.6 feet tall.

Recreational maths with 20031942

• 20031942 backwards is 24913002
• 20031942 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 20031942's digits is 21
• More coming soon!