145646344816

Names of 145646344816

• Cardinal: 145646344816 can be written as One hundred forty-five billion, six hundred forty-six million, three hundred forty-four thousand, eight hundred sixteen.

Scientific notation

• Scientific notation: 1.45646344816 × 10¹¹

Factors of 145646344816

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1561147

Divisors of 145646344816

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 4 7 8 14 16 17 28 34 49 56 68 98 112 119 136 196 238 272 343 392 476 686 784 833 952 1372 1666 1904 2744 3332 5488 5831 6664 11662 13328 23324 46648 93296 1561121 3122242 6244484 10927847 12488968 21855694 24977936 26539057 43711388 53078114 76494929 87422776 106156228 152989858 174845552 185773399 212312456 305979716 371546798 424624912 535464503 611959432 743093596 1070929006 1223918864 1300413793 1486187192 2141858012 2600827586 2972374384 4283716024 5201655172 8567432048 9102896551 10403310344 18205793102 20806620688 36411586204 72823172408 145646344816
• Sum of all divisors σ(n): 348442430400
• Sum of proper divisors (its aliquot sum) s(n): 202796085584
• 145646344816 is an abundant number, because the sum of its proper divisors (202796085584) is greater than itself. Its abundance is 57149740768

Bases of 145646344816

• Binary: 10000111101001001100101101101001110000₂
• Hexadecimal: 0x21E932DA70
• Base-36: 1UWQ2MWG

Squares and roots of 145646344816

• 145646344816 squared (145646344816²) is 21212857758261170073856
• 145646344816 cubed (145646344816³) is 3089575195592467149160451162730496
• The square root of 145646344816 is 381636.4039449067
• The cube root of 145646344816 is 5261.3823468561

Scales and comparisons

• 145,646,344,816 seconds is equal to 4,631 years, 5 weeks, 2 days, 14 hours, 16 seconds.
• To count from 1 to 145,646,344,816 would take you about nine thousand, two hundred sixty-two 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 145646344816 cubic inches would be around 438.4 feet tall.

Recreational maths with 145646344816

• 145646344816 backwards is 618443646541
• The number of decimal digits it has is: 12
• The sum of 145646344816's digits is 52
• More coming soon!