1990901371142

Names of 1990901371142

• Cardinal: 1990901371142 can be written as One trillion, nine hundred ninety billion, nine hundred one million, three hundred seventy-one thousand, one hundred forty-two.

Scientific notation

• Scientific notation: 1.990901371142 × 10¹²

Factors of 1990901371142

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 4953

Divisors of 1990901371142

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 37 53 74 106 211 422 593 1186 1961 3922 4057 7807 8114 11183 15614 21941 22366 31429 43882 62858 125123 150109 215021 250246 300218 413771 430042 827542 856027 1162873 1712054 2325746 2405801 4629551 4811602 6631519 7955777 9259102 13263038 15911554 31672999 45369431 63345998 89014637 90738862 127507453 178029274 245366203 255014906 490732406 507624011 1015248022 1678668947 3357337894 4717775761 9435551522 18782088407 26904072583 37564176814 53808145166 995450685571 1990901371142
• Sum of all divisors σ(n): 3145813412544
• Sum of proper divisors (its aliquot sum) s(n): 1154912041402
• 1990901371142 is a deficient number, because the sum of its proper divisors (1154912041402) is less than itself. Its deficiency is 835989329740

Bases of 1990901371142

• Binary: 11100111110001010111110000001000100000110₂
• Hexadecimal: 0x1CF8AF81106
• Base-36: PELV9TL2

Squares and roots of 1990901371142

• 1990901371142 squared (1990901371142²) is 3963688269615095630384164
• 1990901371142 cubed (1990901371142³) is 7891312410756155267113284943803395288
• The square root of 1990901371142 is 1410993.0443280009
• The cube root of 1990901371142 is 12580.0755291767

Scales and comparisons

• 1,990,901,371,142 seconds is equal to 63,304 years, 26 weeks, 1 day, 22 hours, 39 minutes, 2 seconds.
• To count from 1 to 1,990,901,371,142 would take you about one hundred fifty-eight thousand, two hundred sixty-one 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 1990901371142 cubic inches would be around 1048.3 feet tall.

Recreational maths with 1990901371142

• 1990901371142 backwards is 2411731090991
• The number of decimal digits it has is: 13
• The sum of 1990901371142's digits is 47
• More coming soon!