28004257216

Names of 28004257216

• Cardinal: 28004257216 can be written as Twenty-eight billion, four million, two hundred fifty-seven thousand, two hundred sixteen.

Scientific notation

• Scientific notation: 2.8004257216 × 10¹⁰

Factors of 28004257216

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 63

Divisors of 28004257216

• Number of divisors d(n): 210
• Complete list of divisors:
  1 2 4 8 13 16 17 26 31 32 34 52 62 64 68 104 124 136 169 208 221 248 272 289 338 403 416 442 496 527 544 578 676 806 832 884 992 1054 1088 1156 1352 1612 1768 1984 2108 2312 2704 2873 3224 3536 3757 4216 4624 4913 5239 5408 5746 6448 6851 7072 7514 8432 8959 9248 9826 10478 10816 11492 12896 13702 14144 15028 16864 17918 18496 19652 20956 22984 25792 27404 30056 33728 35836 39304 41912 45968 48841 54808 60112 63869 71672 78608 83521 83824 89063 91936 97682 109616 116467 120224 127738 143344 152303 157216 167042 167648 178126 183872 195364 219232 232934 240448 255476 286688 304606 314432 334084 335296 356252 390728 438464 465868 510952 573376 609212 668168 712504 781456 830297 931736 1021904 1085773 1218424 1336336 1425008 1514071 1562912 1660594 1863472 1979939 2043808 2171546 2436848 2589151 2672672 2850016 3028142 3125824 3321188 3726944 3959878 4087616 4343092 4873696 5178302 5345344 5700032 6056284 6642376 7453888 7919756 8686184 9747392 10356604 12112568 13284752 14115049 15839512 17372368 20713208 24225136 25739207 26569504 28230098 31679024 33658963 34744736 41426416 48450272 51478414 53139008 56460196 63358048 67317926 69489472 82852832 96900544 102956828 112920392 126716096 134635852 165705664 205913656 225840784 269271704 411827312 437566519 451681568 538543408 823654624 875133038 903363136 1077086816 1647309248 1750266076 2154173632 3500532152 7001064304 14002128608 28004257216
• Sum of all divisors σ(n): 65997746592
• Sum of proper divisors (its aliquot sum) s(n): 37993489376
• 28004257216 is an abundant number, because the sum of its proper divisors (37993489376) is greater than itself. Its abundance is 9989232160

Bases of 28004257216

• Binary: 11010000101001011110000110111000000₂
• Hexadecimal: 0x6852F0DC0
• Base-36: CV50F5S

Squares and roots of 28004257216

• 28004257216 squared (28004257216²) is 784238422219888070656
• 28004257216 cubed (28004257216³) is 21962014494515755241380605853696
• The square root of 28004257216 is 167344.7256892191
• The cube root of 28004257216 is 3036.7428618761

Scales and comparisons

• 28,004,257,216 seconds is equal to 890 years, 23 weeks, 2 days, 8 hours, 20 minutes, 16 seconds.
• To count from 1 to 28,004,257,216 would take you about one thousand, seven hundred eighty years!

  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 28004257216 cubic inches would be around 253.1 feet tall.

Recreational maths with 28004257216

• 28004257216 backwards is 61275240082
• The number of decimal digits it has is: 11
• The sum of 28004257216's digits is 37
• More coming soon!