72968728016

Names of 72968728016

• Cardinal: 72968728016 can be written as Seventy-two billion, nine hundred sixty-eight million, seven hundred twenty-eight thousand and sixteen.

Scientific notation

• Scientific notation: 7.2968728016 × 10¹⁰

Factors of 72968728016

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 261

Divisors of 72968728016

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 4 8 16 23 31 46 47 61 62 92 94 97 122 124 184 188 194 244 248 368 376 388 488 496 529 713 752 776 976 1058 1081 1403 1426 1457 1552 1891 2116 2162 2231 2806 2852 2867 2914 3007 3782 4232 4324 4462 4559 5612 5704 5734 5828 5917 6014 7564 8464 8648 8924 9118 11224 11408 11468 11656 11834 12028 15128 16399 17296 17848 18236 22448 22936 23312 23668 24056 24863 30256 32269 32798 33511 35696 36472 43493 45872 47336 48112 49726 51313 64538 65596 65941 67022 69161 72944 86986 88877 94672 99452 102626 104857 129076 131192 131882 134044 136091 138322 141329 173972 177754 183427 198904 205252 209714 258152 262384 263764 268088 272182 276644 278099 282658 347944 355508 366854 397808 410504 419428 516304 527528 536176 544364 553288 556198 565316 695888 711016 733708 770753 821008 838856 1000339 1055056 1088728 1106576 1112396 1130632 1422032 1467416 1516643 1541506 1590703 1677712 2000678 2044171 2177456 2224792 2261264 2411711 2934832 3033286 3083012 3130093 3181406 3250567 4001356 4088342 4218821 4449584 4823422 6066572 6166024 6260186 6362812 6396277 6501134 8002712 8176684 8437642 8621069 9646844 12133144 12332048 12520372 12725624 12792554 13002268 16005424 16353368 16875284 17242138 19293688 24266288 25040744 25451248 25585108 26004536 32706736 33750568 34484276 38587376 47015933 50081488 51170216 52009072 67501136 68968552 74763041 94031866 97032883 102340432 137937104 147114371 149526082 188063732 194065766 198284587 294228742 299052164 376127464 388131532 396569174 588457484 598104328 752254928 776263064 793138348 1176914968 1196208656 1552526128 1586276696 2353829936 3172553392 4560545501 9121091002 18242182004 36484364008 72968728016
• Sum of all divisors σ(n): 159991093248
• Sum of proper divisors (its aliquot sum) s(n): 87022365232
• 72968728016 is an abundant number, because the sum of its proper divisors (87022365232) is greater than itself. Its abundance is 14053637216

Bases of 72968728016

• Binary: 1000011111101010001100110110111010000₂
• Hexadecimal: 0x10FD466DD0
• Base-36: XIRP2VK

Squares and roots of 72968728016

• 72968728016 squared (72968728016²) is 5324435268272983296256
• 72968728016 cubed (72968728016³) is 388517268929409312185415215108096
• The square root of 72968728016 is 270127.2441202479
• The cube root of 72968728016 is 4178.7423247117

Scales and comparisons

• 72,968,728,016 seconds is equal to 2,320 years, 9 weeks, 2 days, 11 hours, 6 minutes, 56 seconds.
• To count from 1 to 72,968,728,016 would take you about four thousand, six hundred forty 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 72968728016 cubic inches would be around 348.2 feet tall.

Recreational maths with 72968728016

• 72968728016 backwards is 61082786927
• The number of decimal digits it has is: 11
• The sum of 72968728016's digits is 56
• More coming soon!