72855644928

Names of 72855644928

• Cardinal: 72855644928 can be written as Seventy-two billion, eight hundred fifty-five million, six hundred forty-four thousand, nine hundred twenty-eight.

Scientific notation

• Scientific notation: 7.2855644928 × 10¹⁰

Factors of 72855644928

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 511

Divisors of 72855644928

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 6 8 11 12 16 22 23 24 32 33 44 46 48 64 66 69 88 89 92 96 121 128 132 138 176 178 184 192 242 253 256 264 267 276 352 356 363 368 383 384 484 506 528 534 552 704 712 726 736 759 766 768 968 979 1012 1056 1068 1104 1149 1408 1424 1452 1472 1518 1532 1936 1958 2024 2047 2112 2136 2208 2298 2783 2816 2848 2904 2937 2944 3036 3064 3872 3916 4048 4094 4213 4224 4272 4416 4596 5566 5696 5808 5874 5888 6072 6128 6141 7744 7832 8096 8188 8349 8426 8448 8544 8809 8832 9192 10769 11132 11392 11616 11748 12144 12256 12282 12639 15488 15664 16192 16376 16698 16852 17088 17618 17664 18384 21538 22264 22517 22784 23232 23496 24288 24512 24564 25278 26427 30976 31328 32307 32384 32752 33396 33704 34087 34176 35236 36768 43076 44528 45034 46343 46464 46992 48576 49024 49128 50556 52854 62656 64614 64768 65504 66792 67408 67551 68174 68352 70472 73536 86152 89056 90068 92686 92928 93984 96899 97152 98048 98256 101112 102261 105708 125312 129228 131008 133584 134816 135102 136348 139029 140944 147072 172304 178112 180136 185372 187968 193798 194304 196512 202224 204522 211416 247687 250624 258456 262016 267168 269632 270204 272696 278058 281888 290697 294144 344608 356224 360272 370744 374957 375936 387596 393024 404448 409044 422832 495374 516912 524032 534336 539264 540408 545392 556116 563776 581394 689216 712448 720544 741488 743061 749914 751872 775192 784001 786048 808896 818088 845664 990748 1033824 1065889 1068672 1078528 1080816 1090784 1112232 1124871 1127552 1162788 1378432 1441088 1482976 1486122 1499828 1550384 1568002 1572096 1617792 1636176 1691328 1981496 2067648 2131778 2137344 2161632 2181568 2224464 2249742 2255104 2325576 2352003 2756864 2882176 2965952 2972244 2999656 3100768 3136004 3197667 3235584 3272352 3382656 3962992 4124527 4135296 4263556 4323264 4363136 4448928 4499484 4651152 4704006 5764352 5931904 5944488 5999312 6201536 6272008 6395334 6544704 6765312 7925984 8249054 8270592 8527112 8624011 8646528 8726272 8897856 8998968 9302304 9408012 11863808 11888976 11998624 12373581 12403072 12544016 12790668 13089408 15851968 16498108 17054224 17248022 17293056 17795712 17997936 18604608 18816024 23777952 23997248 24747162 24806144 25088032 25581336 25872033 26178816 31703936 32996216 34108448 34496044 35591424 35995872 37209216 37632048 47555904 47994496 49494324 50176064 51162672 51744066 63407872 65992432 68216896 68992088 71991744 74418432 75264096 94864121 95111808 95988992 98988648 100352128 102325344 103488132 131984864 136433792 137984176 143983488 150528192 189728242 190223616 197977296 200704256 204650688 206976264 263969728 272867584 275968352 284592363 287966976 301056384 379456484 395954592 409301376 413952528 527939456 551936704 569184726 602112768 758912968 791909184 818602752 827905056 1055878912 1103873408 1138369452 1517825936 1583818368 1655810112 2207746816 2276738904 3035651872 3167636736 3311620224 4553477808 6071303744 6623240448 9106955616 12142607488 18213911232 24285214976 36427822464 72855644928
• Sum of all divisors σ(n): 225484922880
• Sum of proper divisors (its aliquot sum) s(n): 152629277952
• 72855644928 is an abundant number, because the sum of its proper divisors (152629277952) is greater than itself. Its abundance is 79773633024

Bases of 72855644928

• Binary: 1000011110110100010001110101100000000₂
• Hexadecimal: 0x10F688EB00
• Base-36: XGWDBEO

Squares and roots of 72855644928

• 72855644928 squared (72855644928²) is 5307944997874812125184
• 72855644928 cubed (72855644928³) is 386713756062521026787114590666752
• The square root of 72855644928 is 269917.8484798661
• The cube root of 72855644928 is 4176.5825437673

Scales and comparisons

• 72,855,644,928 seconds is equal to 2,316 years, 30 weeks, 2 days, 15 hours, 8 minutes, 48 seconds.
• To count from 1 to 72,855,644,928 would take you about four thousand, six hundred thirty-three 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 72855644928 cubic inches would be around 348 feet tall.

Recreational maths with 72855644928

• 72855644928 backwards is 82944655827
• The number of decimal digits it has is: 11
• The sum of 72855644928's digits is 60
• More coming soon!