20661264

Names of 20661264

• Cardinal: 20661264 can be written as Twenty million, six hundred sixty-one thousand, two hundred sixty-four.

Scientific notation

• Scientific notation: 2.0661264 × 10⁷

Factors of 20661264

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 301

Divisors of 20661264

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 24 26 27 36 39 48 52 54 72 78 104 108 117 144 156 169 208 216 234 283 312 338 351 432 468 507 566 624 676 702 849 936 1014 1132 1352 1404 1521 1698 1872 2028 2264 2547 2704 2808 3042 3396 3679 4056 4528 4563 5094 5616 6084 6792 7358 7641 8112 9126 10188 11037 12168 13584 14716 15282 18252 20376 22074 24336 29432 30564 33111 36504 40752 44148 47827 58864 61128 66222 73008 88296 95654 99333 122256 132444 143481 176592 191308 198666 264888 286962 382616 397332 430443 529776 573924 765232 794664 860886 1147848 1291329 1589328 1721772 2295696 2582658 3443544 5165316 6887088 10330632 20661264
• Sum of all divisors σ(n): 64445280
• Sum of proper divisors (its aliquot sum) s(n): 43784016
• 20661264 is an abundant number, because the sum of its proper divisors (43784016) is greater than itself. Its abundance is 23122752

Bases of 20661264

• Binary: 1001110110100010000010000₂
• Hexadecimal: 0x13B4410
• Base-36: CAUC0

Squares and roots of 20661264

• 20661264 squared (20661264²) is 426887830077696
• 20661264 cubed (20661264³) is 8820042155622417567744
• The square root of 20661264 is 4545.4663127121
• The cube root of 20661264 is 274.4009616141

Scales and comparisons

• 20,661,264 seconds is equal to 34 weeks, 1 day, 3 hours, 14 minutes, 24 seconds.
• To count from 1 to 20,661,264 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 20661264 cubic inches would be around 22.9 feet tall.

Recreational maths with 20661264

• 20661264 backwards is 46216602
• 20661264 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 20661264's digits is 27
• More coming soon!