90409136916

Names of 90409136916

• Cardinal: 90409136916 can be written as Ninety billion, four hundred nine million, one hundred thirty-six thousand, nine hundred sixteen.

Scientific notation

• Scientific notation: 9.0409136916 × 10¹⁰

Factors of 90409136916

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 684

Divisors of 90409136916

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 3 4 6 7 12 14 21 28 42 53 84 106 159 212 318 371 619 636 742 1113 1238 1484 1857 2226 2476 2809 3714 4333 4452 5618 7428 8427 8666 11236 12999 16854 17332 19663 25998 32807 33708 39326 51996 58989 65614 78652 98421 117978 131228 196842 229649 235956 383161 393684 459298 688947 766322 918596 1149483 1377894 1532644 1738771 2298966 2682127 2755788 3477542 4597932 5216313 5364254 6955084 8046381 10432626 10728508 12171397 16092762 20307533 20865252 24342794 32185524 36514191 40615066 48685588 60922599 73028382 81230132 121845198 142152731 146056764 243690396 284305462 426458193 568610924 852916386 1076299249 1705832772 2152598498 3228897747 4305196996 6457795494 7534094743 12915590988 15068189486 22602284229 30136378972 45204568458 90409136916
• Sum of all divisors σ(n): 246123360672
• Sum of proper divisors (its aliquot sum) s(n): 155714223756
• 90409136916 is an abundant number, because the sum of its proper divisors (155714223756) is greater than itself. Its abundance is 65305086840

Bases of 90409136916

• Binary: 1010100001100110011011111001100010100₂
• Hexadecimal: 0x150CCDF314
• Base-36: 15J79KIC

Squares and roots of 90409136916

• 90409136916 squared (90409136916²) is 8173812037896033991056
• 90409136916 cubed (90409136916³) is 738987291659791517670771823423296
• The square root of 90409136916 is 300681.1216488325
• The cube root of 90409136916 is 4488.1852530681

Scales and comparisons

• 90,409,136,916 seconds is equal to 2,874 years, 38 weeks, 1 hour, 8 minutes, 36 seconds.
• To count from 1 to 90,409,136,916 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 90409136916 cubic inches would be around 374 feet tall.

Recreational maths with 90409136916

• 90409136916 backwards is 61963190409
• The number of decimal digits it has is: 11
• The sum of 90409136916's digits is 48
• More coming soon!