20431008

Names of 20431008

• Cardinal: 20431008 can be written as Twenty million, four hundred thirty-one thousand and eight.

Scientific notation

• Scientific notation: 2.0431008 × 10⁷

Factors of 20431008

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 142

Divisors of 20431008

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 17 18 24 26 27 32 34 36 39 48 51 52 54 68 72 78 96 102 104 107 108 117 136 144 153 156 204 208 214 216 221 234 272 288 306 312 321 351 408 416 428 432 442 459 468 544 612 624 642 663 702 816 856 864 884 918 936 963 1224 1248 1284 1326 1391 1404 1632 1712 1768 1819 1836 1872 1926 1989 2448 2568 2652 2782 2808 2889 3424 3536 3638 3672 3744 3852 3978 4173 4896 5136 5304 5457 5564 5616 5778 5967 7072 7276 7344 7704 7956 8346 10272 10608 10914 11128 11232 11556 11934 12519 14552 14688 15408 15912 16371 16692 21216 21828 22256 23112 23647 23868 25038 29104 30816 31824 32742 33384 37557 43656 44512 46224 47294 47736 49113 50076 58208 63648 65484 66768 70941 75114 87312 92448 94588 95472 98226 100152 130968 133536 141882 150228 174624 189176 190944 196452 200304 212823 261936 283764 300456 378352 392904 400608 425646 523872 567528 600912 638469 756704 785808 851292 1135056 1201824 1276938 1571616 1702584 2270112 2553876 3405168 5107752 6810336 10215504 20431008
• Sum of all divisors σ(n): 68584320
• Sum of proper divisors (its aliquot sum) s(n): 48153312
• 20431008 is an abundant number, because the sum of its proper divisors (48153312) is greater than itself. Its abundance is 27722304

Bases of 20431008

• Binary: 1001101111100000010100000₂
• Hexadecimal: 0x137C0A0
• Base-36: C5WO0

Squares and roots of 20431008

• 20431008 squared (20431008²) is 417426087896064
• 20431008 cubed (20431008³) is 8528435741213186752512
• The square root of 20431008 is 4520.0672561367
• The cube root of 20431008 is 273.3778128421

Scales and comparisons

• 20,431,008 seconds is equal to 33 weeks, 5 days, 11 hours, 16 minutes, 48 seconds.
• To count from 1 to 20,431,008 would take you about fifty 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 20431008 cubic inches would be around 22.8 feet tall.

Recreational maths with 20431008

• 20431008 backwards is 80013402
• 20431008 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 20431008's digits is 18
• More coming soon!