1338879202081791

Names of 1338879202081791

• Cardinal: 1338879202081791 can be written as One quadrillion, three hundred thirty-eight trillion, eight hundred seventy-nine billion, two hundred two million, eighty-one thousand, seven hundred ninety-one.

Scientific notation

• Scientific notation: 1.338879202081791 × 10¹⁵

Factors of 1338879202081791

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 26702111

Divisors of 1338879202081791

• Number of divisors d(n): 32
• Complete list of divisors:
  1 3 83 249 277 727 831 2181 22991 60341 68973 181023 201379 604137 16714457 26701021 50143371 80103063 2216184743 6648554229 7396182817 19411642267 22188548451 58234926801 613883173811 1611166308161 1841649521433 4833498924483 5377024907959 16131074723877 446293067360597 1338879202081791
• Sum of all divisors σ(n): 1815696837846528
• Sum of proper divisors (its aliquot sum) s(n): 476817635764737
• 1338879202081791 is a deficient number, because the sum of its proper divisors (476817635764737) is less than itself. Its deficiency is 862061566317054

Bases of 1338879202081791

• Binary: 100110000011011010000011011001111001011101111111111₂
• Hexadecimal: 0x4C1B41B3CBBFF
• Base-36: D6LCM42ZGF

Squares and roots of 1338879202081791

• 1338879202081791 squared (1338879202081791²) is 1792597517767173341628253767681
• 1338879202081791 cubed (1338879202081791³) is 2400071534241912209010604659911347174474396671
• The square root of 1338879202081791 is 36590698.3000022973
• The cube root of 1338879202081791 is 110216.6310013381

Scales and comparisons

• 1,338,879,202,081,791 seconds is equal to 42,572,217 years, 10 weeks, 3 days, 3 hours, 9 minutes, 51 seconds.
• To count from 1 to 1,338,879,202,081,791 would take you about one hundred twenty-seven million, seven hundred sixteen thousand, six hundred fifty-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 1338879202081791 cubic inches would be around 9184.7 feet tall.

Recreational maths with 1338879202081791

• 1338879202081791 backwards is 1971802029788331
• The number of decimal digits it has is: 16
• The sum of 1338879202081791's digits is 69
• More coming soon!