90490643199649

Names of 90490643199649

• Cardinal: 90490643199649 can be written as Ninety trillion, four hundred ninety billion, six hundred forty-three million, one hundred ninety-nine thousand, six hundred forty-nine.

Scientific notation

• Scientific notation: 9.0490643199649 × 10¹³

Factors of 90490643199649

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1039

Divisors of 90490643199649

• Number of divisors d(n): 63
• Complete list of divisors:
  1 7 11 49 77 121 539 847 1021 1331 5929 7147 9317 11231 14641 50029 65219 78617 102487 123541 161051 550319 717409 864787 1042441 1127357 1358951 1771561 6053509 7297087 7891499 9512657 11466851 12400927 14948461 51079609 66588599 80267957 86806489 104639227 126135361 164433071 561875699 732474589 882947527 1151031497 1387488971 1808763781 6180632689 8057220479 9712422797 12661346467 15262378681 67986959579 88629425269 106836650767 167886165491 747856555369 1175203158437 1846747820401 8226422109059 12927234742807 90490643199649
• Sum of all divisors σ(n): 115904602957347
• Sum of proper divisors (its aliquot sum) s(n): 25413959757698
• 90490643199649 is a deficient number, because the sum of its proper divisors (25413959757698) is less than itself. Its deficiency is 65076683441951

Bases of 90490643199649

• Binary: 10100100100110011111110101001001011011010100001₂
• Hexadecimal: 0x524CFEA4B6A1
• Base-36: W2QTSK881

Squares and roots of 90490643199649

• 90490643199649 squared (90490643199649²) is 8188556506686181808473723201
• 90490643199649 cubed (90490643199649³) is 740987745166703509067079572942478606356449
• 90490643199649 is a perfect square number. Its square root is 9512657
• The cube root of 90490643199649 is 44895.3358811855

Scales and comparisons

• 90,490,643,199,649 seconds is equal to 2,877,322 years, 28 weeks, 3 days, 9 hours, 40 minutes, 49 seconds.
• To count from 1 to 90,490,643,199,649 would take you about seven million, one hundred ninety-three thousand, three hundred six 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 90490643199649 cubic inches would be around 3741.3 feet tall.

Recreational maths with 90490643199649

• 90490643199649 backwards is 94699134609409
• The number of decimal digits it has is: 14
• The sum of 90490643199649's digits is 73
• More coming soon!