90409449564

Names of 90409449564

• Cardinal: 90409449564 can be written as Ninety billion, four hundred nine million, four hundred forty-nine thousand, five hundred sixty-four.

Scientific notation

• Scientific notation: 9.0409449564 × 10¹⁰

Factors of 90409449564

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 3644

Divisors of 90409449564

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 6 7 9 12 14 18 21 27 28 36 42 54 61 63 81 84 108 122 126 162 183 189 243 244 252 324 366 378 427 486 549 567 732 756 854 972 1098 1134 1281 1647 1701 1708 2196 2268 2562 3294 3402 3571 3721 3843 4941 5124 6588 6804 7142 7442 7686 9882 10713 11163 11529 14284 14823 14884 15372 19764 21426 22326 23058 24997 26047 29646 32139 33489 34587 42852 44652 46116 49994 52094 59292 64278 66978 69174 74991 78141 96417 99988 100467 103761 104188 128556 133956 138348 149982 156282 192834 200934 207522 217831 224973 234423 289251 299964 301401 312564 385668 401868 415044 435662 449946 468846 578502 602802 653493 674919 703269 867753 871324 899892 904203 937692 1157004 1205604 1306986 1349838 1406538 1524817 1735506 1808406 1960479 2024757 2109807 2613972 2699676 2813076 3049634 3471012 3616812 3920958 4049514 4219614 4574451 5881437 6074271 6099268 6329421 7841916 8099028 8439228 9148902 11762874 12148542 12658842 13287691 13723353 17644311 18297804 23525748 24297084 25317684 26575382 27446706 35288622 39863073 41170059 52932933 53150764 54893412 70577244 79726146 82340118 93013837 105865866 119589219 123510177 159452292 164680236 186027674 211731732 239178438 247020354 279041511 358767657 370530531 372055348 478356876 494040708 558083022 717535314 741061062 837124533 1076302971 1116166044 1435070628 1482122124 1674249066 2152605942 2511373599 3228908913 3348498132 4305211884 5022747198 6457817826 7534120797 10045494396 12915635652 15068241594 22602362391 30136483188 45204724782 90409449564
• Sum of all divisors σ(n): 275446464384
• Sum of proper divisors (its aliquot sum) s(n): 185037014820
• 90409449564 is an abundant number, because the sum of its proper divisors (185037014820) is greater than itself. Its abundance is 94627565256

Bases of 90409449564

• Binary: 1010100001100110100101011100001011100₂
• Hexadecimal: 0x150CD2B85C
• Base-36: 15J7G9R0

Squares and roots of 90409449564

• 90409449564 squared (90409449564²) is 8173868570465459790096
• 90409449564 cubed (90409449564³) is 738994958264261766896754338718144
• The square root of 90409449564 is 300681.6415479999
• The cube root of 90409449564 is 4488.1904266625

Scales and comparisons

• 90,409,449,564 seconds is equal to 2,874 years, 38 weeks, 3 days, 15 hours, 59 minutes, 24 seconds.
• To count from 1 to 90,409,449,564 would take you about five thousand, seven hundred forty-nine 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 90409449564 cubic inches would be around 374 feet tall.

Recreational maths with 90409449564

• 90409449564 backwards is 46594490409
• 90409449564 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 90409449564's digits is 54
• More coming soon!