90149946

Names of 90149946

• Cardinal: 90149946 can be written as Ninety million, one hundred forty-nine thousand, nine hundred forty-six.

Scientific notation

• Scientific notation: 9.0149946 × 10⁷

Factors of 90149946

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 479

Divisors of 90149946

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 6 17 19 34 38 51 57 102 114 181 257 323 362 514 543 646 771 969 1086 1542 1938 3077 3439 4369 4883 6154 6878 8738 9231 9766 10317 13107 14649 18462 20634 26214 29298 46517 58463 83011 93034 116926 139551 166022 175389 249033 279102 350778 498066 790789 883823 1581578 1767646 2372367 2651469 4744734 5302938 15024991 30049982 45074973 90149946
• Sum of all divisors σ(n): 202849920
• Sum of proper divisors (its aliquot sum) s(n): 112699974
• 90149946 is an abundant number, because the sum of its proper divisors (112699974) is greater than itself. Its abundance is 22550028

Bases of 90149946

• Binary: 101010111111001010000111010₂
• Hexadecimal: 0x55F943A
• Base-36: 1HO856

Squares and roots of 90149946

• 90149946 squared (90149946²) is 8127012763802916
• 90149946 cubed (90149946³) is 732649761798143632042536
• The square root of 90149946 is 9494.7325396769
• The cube root of 90149946 is 448.3892138703

Scales and comparisons

• 90,149,946 seconds is equal to 2 years, 45 weeks, 9 hours, 39 minutes, 6 seconds.
• To count from 1 to 90,149,946 would take you about 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 90149946 cubic inches would be around 37.4 feet tall.

Recreational maths with 90149946

• 90149946 backwards is 64994109
• The number of decimal digits it has is: 8
• The sum of 90149946's digits is 42
• More coming soon!