12739919253817878

Names of 12739919253817878

• Cardinal: 12739919253817878 can be written as Twelve quadrillion, seven hundred thirty-nine trillion, nine hundred nineteen billion, two hundred fifty-three million, eight hundred seventeen thousand, eight hundred seventy-eight.

Scientific notation

• Scientific notation: 1.2739919253817878 × 10¹⁶

Factors of 12739919253817878

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 2272449929

Divisors of 12739919253817878

• Number of divisors d(n): 40
• Complete list of divisors:
  1 2 3 6 9 18 27 54 81 162 34607 69214 103821 207642 311463 622926 934389 1868778 2803167 5606334 2272415317 4544830634 6817245951 13634491902 20451737853 40903475706 61355213559 122710427118 184065640677 368131281354 78641476875419 157282953750838 235924430626257 471848861252514 707773291878771 1415546583757542 2123319875636313 4246639751272626 6369959626908939 12739919253817878
• Sum of all divisors σ(n): 28547681005099872
• Sum of proper divisors (its aliquot sum) s(n): 15807761751281994
• 12739919253817878 is an abundant number, because the sum of its proper divisors (15807761751281994) is greater than itself. Its abundance is 3067842497464116

Bases of 12739919253817878

• Binary: 101101010000101110001110011001100101110100101000010110₂
• Hexadecimal: 0x2D42E399974A16
• Base-36: 3HFXA3WR7DI

Squares and roots of 12739919253817878

• 12739919253817878 squared (12739919253817878²) is 162305542593799477367279192422884
• 12739919253817878 cubed (12739919253817878³) is 2067759507092103652698269464724787160726095520152
• The square root of 12739919253817878 is 112871250.7852104825
• The cube root of 12739919253817878 is 233554.8508246297

Scales and comparisons

• 12,739,919,253,817,878 seconds is equal to 405,090,025 years, 5 weeks, 6 days, 9 hours, 51 minutes, 18 seconds.
• To count from 1 to 12,739,919,253,817,878 would take you about one billion, two hundred fifteen million, two hundred seventy thousand and seventy-five 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 12739919253817878 cubic inches would be around 19462.9 feet tall.

Recreational maths with 12739919253817878

• 12739919253817878 backwards is 87871835291993721
• The number of decimal digits it has is: 17
• The sum of 12739919253817878's digits is 90
• More coming soon!