12315072

Names of 12315072

• Cardinal: 12315072 can be written as Twelve million, three hundred fifteen thousand and seventy-two.

Scientific notation

• Scientific notation: 1.2315072 × 10⁷

Factors of 12315072

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 40

Divisors of 12315072

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 3 4 6 7 8 11 12 14 16 17 21 22 24 28 32 33 34 42 44 48 49 51 56 64 66 68 77 84 88 96 98 102 112 119 132 136 147 154 168 176 187 192 196 204 224 231 238 264 272 294 308 336 343 352 357 374 392 408 448 462 476 528 539 544 561 588 616 672 686 704 714 748 784 816 833 924 952 1029 1056 1078 1088 1122 1176 1232 1309 1344 1372 1428 1496 1568 1617 1632 1666 1848 1904 2058 2112 2156 2244 2352 2464 2499 2618 2744 2856 2992 3136 3234 3264 3332 3696 3773 3808 3927 4116 4312 4488 4704 4928 4998 5236 5488 5712 5831 5984 6468 6664 7392 7546 7616 7854 8232 8624 8976 9163 9408 9996 10472 10976 11319 11424 11662 11968 12936 13328 14784 15092 15708 16464 17248 17493 17952 18326 19992 20944 21952 22638 22848 23324 25872 26656 27489 30184 31416 32928 34496 34986 35904 36652 39984 41888 45276 46648 51744 53312 54978 60368 62832 64141 65856 69972 73304 79968 83776 90552 93296 103488 109956 120736 125664 128282 139944 146608 159936 181104 186592 192423 219912 241472 251328 256564 279888 293216 362208 373184 384846 439824 513128 559776 586432 724416 769692 879648 1026256 1119552 1539384 1759296 2052512 3078768 4105024 6157536 12315072
• Sum of all divisors σ(n): 43891200
• Sum of proper divisors (its aliquot sum) s(n): 31576128
• 12315072 is an abundant number, because the sum of its proper divisors (31576128) is greater than itself. Its abundance is 19261056

Bases of 12315072

• Binary: 101110111110100111000000₂
• Hexadecimal: 0xBBE9C0
• Base-36: 7BYDC

Squares and roots of 12315072

• 12315072 squared (12315072²) is 151660998365184
• 12315072 cubed (12315072³) is 1867716114459123253248
• The square root of 12315072 is 3509.2836875921
• The cube root of 12315072 is 230.9292712755

Scales and comparisons

• 12,315,072 seconds is equal to 20 weeks, 2 days, 12 hours, 51 minutes, 12 seconds.
• To count from 1 to 12,315,072 would take you about thirty 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 12315072 cubic inches would be around 19.2 feet tall.

Recreational maths with 12315072

• 12315072 backwards is 27051321
• 12315072 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 12315072's digits is 21
• More coming soon!