20689152

Names of 20689152

• Cardinal: 20689152 can be written as Twenty million, six hundred eighty-nine thousand, one hundred fifty-two.

Scientific notation

• Scientific notation: 2.0689152 × 10⁷

Factors of 20689152

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 126

Divisors of 20689152

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 8 11 12 16 22 24 31 32 33 44 48 62 64 66 79 88 93 96 124 128 132 158 176 186 192 237 248 256 264 316 341 352 372 384 474 496 528 632 682 704 744 768 869 948 992 1023 1056 1264 1364 1408 1488 1738 1896 1984 2046 2112 2449 2528 2607 2728 2816 2976 3476 3792 3968 4092 4224 4898 5056 5214 5456 5952 6952 7347 7584 7936 8184 8448 9796 10112 10428 10912 11904 13904 14694 15168 16368 19592 20224 20856 21824 23808 26939 27808 29388 30336 32736 39184 41712 43648 53878 55616 58776 60672 65472 78368 80817 83424 87296 107756 111232 117552 130944 156736 161634 166848 215512 222464 235104 261888 313472 323268 333696 431024 470208 626944 646536 667392 862048 940416 1293072 1724096 1880832 2586144 3448192 5172288 6896384 10344576 20689152
• Sum of all divisors σ(n): 62791680
• Sum of proper divisors (its aliquot sum) s(n): 42102528
• 20689152 is an abundant number, because the sum of its proper divisors (42102528) is greater than itself. Its abundance is 21413376

Bases of 20689152

• Binary: 1001110111011000100000000₂
• Hexadecimal: 0x13BB100
• Base-36: CBFUO

Squares and roots of 20689152

• 20689152 squared (20689152²) is 428041010479104
• 20689152 cubed (20689152³) is 8855805528035775479808
• The square root of 20689152 is 4548.5329503037
• The cube root of 20689152 is 274.5243657059

Scales and comparisons

• 20,689,152 seconds is equal to 34 weeks, 1 day, 10 hours, 59 minutes, 12 seconds.
• To count from 1 to 20,689,152 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 20689152 cubic inches would be around 22.9 feet tall.

Recreational maths with 20689152

• 20689152 backwards is 25198602
• 20689152 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 20689152's digits is 33
• More coming soon!