1990871333629990

Names of 1990871333629990

• Cardinal: 1990871333629990 can be written as One quadrillion, nine hundred ninety trillion, eight hundred seventy-one billion, three hundred thirty-three million, six hundred twenty-nine thousand, nine hundred ninety.

Scientific notation

• Scientific notation: 1.99087133362999 × 10¹⁵

Factors of 1990871333629990

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 28911612

Divisors of 1990871333629990

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 5 7 10 14 35 70 1019687 2039374 5098435 7137809 10196870 14275618 27891911 35689045 55783822 71378090 139459555 195243377 278919110 390486754 976216885 1952433770 28441019051857 56882038103714 142205095259285 199087133362999 284410190518570 398174266725998 995435666814995 1990871333629990
• Sum of all divisors σ(n): 4095510906737664
• Sum of proper divisors (its aliquot sum) s(n): 2104639573107674
• 1990871333629990 is an abundant number, because the sum of its proper divisors (2104639573107674) is greater than itself. Its abundance is 113768239477684

Bases of 1990871333629990

• Binary: 111000100101010111111011010101000100111000000100110₂
• Hexadecimal: 0x712AFDAA27026
• Base-36: JLPDNX9O9Y

Squares and roots of 1990871333629990

• 1990871333629990 squared (1990871333629990²) is 3963568667069654951550227400100
• 1990871333629990 cubed (1990871333629990³) is 7890955238143005781810063563417339093088999000
• The square root of 1990871333629990 is 44619181.2299373105
• The cube root of 1990871333629990 is 125800.1226200923

Scales and comparisons

• 1,990,871,333,629,990 seconds is equal to 63,303,550 years, 12 weeks, 3 days, 9 hours, 13 minutes, 10 seconds.
• To count from 1 to 1,990,871,333,629,990 would take you about one hundred eighty-nine million, nine hundred ten thousand, six hundred fifty 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 1990871333629990 cubic inches would be around 10483.3 feet tall.

Recreational maths with 1990871333629990

• 1990871333629990 backwards is 0999263331780991
• The number of decimal digits it has is: 16
• The sum of 1990871333629990's digits is 79
• More coming soon!