20708974

Names of 20708974

• Cardinal: 20708974 can be written as Twenty million, seven hundred eight thousand, nine hundred seventy-four.

Scientific notation

• Scientific notation: 2.0708974 × 10⁷

Factors of 20708974

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 185

Divisors of 20708974

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 11 13 19 22 26 37 38 74 103 143 206 209 247 286 407 418 481 494 703 814 962 1133 1339 1406 1957 2266 2678 2717 3811 3914 5291 5434 7622 7733 9139 10582 14729 15466 18278 21527 25441 29458 41921 43054 49543 50882 72409 83842 99086 100529 144818 201058 279851 544973 559702 796499 941317 1089946 1592998 1882634 10354487 20708974
• Sum of all divisors σ(n): 39836160
• Sum of proper divisors (its aliquot sum) s(n): 19127186
• 20708974 is a deficient number, because the sum of its proper divisors (19127186) is less than itself. Its deficiency is 1581788

Bases of 20708974

• Binary: 1001110111111111001101110₂
• Hexadecimal: 0x13BFE6E
• Base-36: CBV5A

Squares and roots of 20708974

• 20708974 squared (20708974²) is 428861604132676
• 20708974 cubed (20708974³) is 8881283809581879834424
• The square root of 20708974 is 4550.7113729613
• The cube root of 20708974 is 274.6120104299

Scales and comparisons

• 20,708,974 seconds is equal to 34 weeks, 1 day, 16 hours, 29 minutes, 34 seconds.
• To count from 1 to 20,708,974 would take you about fifty-one 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 20708974 cubic inches would be around 22.9 feet tall.

Recreational maths with 20708974

• 20708974 backwards is 47980702
• 20708974 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 20708974's digits is 37
• More coming soon!