1988322163849641792

Names of 1988322163849641792

• Cardinal: 1988322163849641792 can be written as One quintillion, nine hundred eighty-eight quadrillion, three hundred twenty-two trillion, one hundred sixty-three billion, eight hundred forty-nine million, six hundred forty-one thousand, seven hundred ninety-two.

Scientific notation

• Scientific notation: 1.988322163849641792 × 10¹⁸

Factors of 1988322163849641792

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 10355844603383556

Divisors of 1988322163849641792

• Number of divisors d(n): 28
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 32 48 64 96 192 10355844603383551 20711689206767102 31067533810150653 41423378413534204 62135067620301306 82846756827068408 124270135240602612 165693513654136816 248540270481205224 331387027308273632 497080540962410448 662774054616547264 994161081924820896 1988322163849641792
• Sum of all divisors σ(n): 5260769058518844416
• Sum of proper divisors (its aliquot sum) s(n): 3272446894669202624
• 1988322163849641792 is an abundant number, because the sum of its proper divisors (3272446894669202624) is greater than itself. Its abundance is 1284124730819560832

Bases of 1988322163849641792

• Binary: 1101110010111111100000111100100110011010010110011111101000000₂
• Hexadecimal: 0x1B97F079334B3F40
• Base-36: F3TTDS4N4ITC

Squares and roots of 1988322163849641792

• 1988322163849641792 squared (1988322163849641792²) is 3953425027255721781011163366712971264
• 1988322163849641792 cubed (1988322163849641792³) is 7860682604810425810441528968720853638692086086389465088
• The square root of 1988322163849641792 is 1410078779.3061924495
• The cube root of 1988322163849641792 is 1257464.0697059669

Scales and comparisons

• 1,988,322,163,849,641,792 seconds is equal to 63,222,494,526 years, 7 weeks, 6 days, 3 minutes, 12 seconds.
• To count from 1 to 1,988,322,163,849,641,792 would take you about two hundred twenty-one billion, two hundred seventy-eight million, seven hundred thirty thousand, eight hundred forty-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 1988322163849641792 cubic inches would be around 104788.7 feet tall.

Recreational maths with 1988322163849641792

• 1988322163849641792 backwards is 2971469483612238891
• The number of decimal digits it has is: 19
• The sum of 1988322163849641792's digits is 93
• More coming soon!