90642404864

Names of 90642404864

• Cardinal: 90642404864 can be written as Ninety billion, six hundred forty-two million, four hundred four thousand, eight hundred sixty-four.

Scientific notation

• Scientific notation: 9.0642404864 × 10¹⁰

Factors of 90642404864

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 586

Divisors of 90642404864

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 4 8 11 16 22 31 32 44 62 64 88 109 121 124 128 176 218 242 248 256 341 352 433 436 484 496 512 682 704 866 872 968 992 1199 1364 1408 1732 1744 1936 1984 2398 2728 2816 3379 3464 3488 3751 3872 3968 4763 4796 5456 5632 6758 6928 6976 7502 7744 7936 9526 9592 10912 13189 13423 13516 13856 13952 15004 15488 15872 19052 19184 21824 26378 26846 27032 27712 27904 30008 30976 37169 38104 38368 43648 47197 52393 52756 53692 54064 55424 55808 60016 61952 74338 76208 76736 87296 94394 104786 105512 107384 108128 110848 120032 147653 148676 152416 153472 174592 188788 209572 211024 214768 216256 221696 240064 295306 297352 304832 306944 377576 408859 419144 422048 429536 432512 480128 519167 590612 594704 609664 613888 755152 817718 838288 844096 859072 865024 960256 1038334 1181224 1189408 1219328 1463107 1510304 1624183 1635436 1676576 1688192 1718144 1730048 1920512 2076668 2362448 2378816 2438656 2926214 3020608 3248366 3270872 3353152 3376384 3436288 4153336 4724896 4757632 5710837 5852428 6041216 6496732 6541744 6706304 6752768 6872576 8306672 9449792 9515264 11421674 11704856 12082432 12993464 13083488 13412608 16094177 16613344 18899584 19030528 22843348 23409712 24164864 25986928 26166976 26825216 32188354 33226688 37799168 45686696 46819424 51973856 52333952 64376708 66453376 75598336 91373392 93638848 103947712 104667904 128753416 132906752 177035947 182746784 187277696 207895424 209335808 257506832 265813504 354071894 365493568 374555392 415790848 515013664 708143788 730987136 749110784 831581696 1030027328 1416287576 1461974272 2060054656 2832575152 2923948544 4120109312 5665150304 8240218624 11330300608 22660601216 45321202432 90642404864
• Sum of all divisors σ(n): 207854613120
• Sum of proper divisors (its aliquot sum) s(n): 117212208256
• 90642404864 is an abundant number, because the sum of its proper divisors (117212208256) is greater than itself. Its abundance is 26569803392

Bases of 90642404864

• Binary: 1010100011010101101010101011000000000₂
• Hexadecimal: 0x151AB55600
• Base-36: 15N25B7K

Squares and roots of 90642404864

• 90642404864 squared (90642404864²) is 8216045559529290858496
• 90642404864 cubed (90642404864³) is 744722127987923395262608566124544
• The square root of 90642404864 is 301068.7709876267
• The cube root of 90642404864 is 4492.0419820959

Scales and comparisons

• 90,642,404,864 seconds is equal to 2,882 years, 7 weeks, 4 days, 21 hours, 47 minutes, 44 seconds.
• To count from 1 to 90,642,404,864 would take you about five thousand, seven hundred sixty-four 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 90642404864 cubic inches would be around 374.3 feet tall.

Recreational maths with 90642404864

• 90642404864 backwards is 46840424609
• The number of decimal digits it has is: 11
• The sum of 90642404864's digits is 47
• More coming soon!