989957506746

Names of 989957506746

• Cardinal: 989957506746 can be written as Nine hundred eighty-nine billion, nine hundred fifty-seven million, five hundred six thousand, seven hundred forty-six.

Scientific notation

• Scientific notation: 9.89957506746 × 10¹¹

Factors of 989957506746

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 2888

Divisors of 989957506746

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 6 13 26 39 61 78 122 127 183 254 366 381 762 793 941 1586 1651 1741 1882 2379 2823 3302 3482 4758 4953 5223 5646 7747 9906 10446 12233 15494 22633 23241 24466 36699 45266 46482 57401 67899 73398 100711 106201 114802 119507 135798 172203 201422 212402 221107 239014 302133 318603 344406 358521 442214 604266 637206 663321 717042 746213 1326642 1380613 1492426 1553591 1638281 2238639 2761226 2874391 3107182 3276562 4141839 4477278 4660773 4914843 5748782 7289927 8283678 8623173 9321546 9829686 13487527 14579854 17246346 21297653 21869781 26975054 40462581 42595306 43739562 63892959 80925162 94769051 99935141 127785918 175337851 189538102 199870282 208061687 284307153 299805423 350675702 416123374 526013553 568614306 599610846 624185061 1052027106 1248370122 1299156833 2598313666 2704801931 3897470499 5409603862 7794940998 8114405793 12691762907 16228811586 25383525814 38075288721 76150577442 164992917791 329985835582 494978753373 989957506746
• Sum of all divisors σ(n): 2187811971072
• Sum of proper divisors (its aliquot sum) s(n): 1197854464326
• 989957506746 is an abundant number, because the sum of its proper divisors (1197854464326) is greater than itself. Its abundance is 207896957580

Bases of 989957506746

• Binary: 1110011001111110000100001100011010111010₂
• Hexadecimal: 0xE67E10C6BA
• Base-36: CMS350VU

Squares and roots of 989957506746

• 989957506746 squared (989957506746²) is 980015865162756635508516
• 989957506746 cubed (989957506746³) is 970174062448046678384377991210448936
• The square root of 989957506746 is 994966.0832138951
• The cube root of 989957506746 is 9966.4123356717

Scales and comparisons

• 989,957,506,746 seconds is equal to 31,477 years, 30 weeks, 3 days, 12 hours, 19 minutes, 6 seconds.
• To count from 1 to 989,957,506,746 would take you about sixty-two thousand, nine hundred fifty-five 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 989957506746 cubic inches would be around 830.5 feet tall.

Recreational maths with 989957506746

• 989957506746 backwards is 647605759989
• The number of decimal digits it has is: 12
• The sum of 989957506746's digits is 75
• More coming soon!