13858989388157425

Names of 13858989388157425

• Cardinal: 13858989388157425 can be written as Thirteen quadrillion, eight hundred fifty-eight trillion, nine hundred eighty-nine billion, three hundred eighty-eight million, one hundred fifty-seven thousand, four hundred twenty-five.

Scientific notation

• Scientific notation: 1.3858989388157425 × 10¹⁶

Factors of 13858989388157425

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 85626068

Divisors of 13858989388157425

• Number of divisors d(n): 24
• Complete list of divisors:
  1 5 25 1063 5315 6091 26575 30455 152275 6474733 32373665 85618909 161868325 428094545 2140472725 91012900267 455064501335 521504774719 2275322506675 2607523873595 13037619367975 554359575526297 2771797877631485 13858989388157425
• Sum of all divisors σ(n): 17204137744364480
• Sum of proper divisors (its aliquot sum) s(n): 3345148356207055
• 13858989388157425 is a deficient number, because the sum of its proper divisors (3345148356207055) is less than itself. Its deficiency is 10513841031950370

Bases of 13858989388157425

• Binary: 110001001111001010110101101011011011010101000111110001₂
• Hexadecimal: 0x313CAD6B6D51F1
• Base-36: 3SGLNTX7G1D

Squares and roots of 13858989388157425

• 13858989388157425 squared (13858989388157425²) is 192071586861060117352836582630625
• 13858989388157425 cubed (13858989388157425³) is 2661918084073989266384599239350287297828126140625
• The square root of 13858989388157425 is 117724209.0147877145
• The cube root of 13858989388157425 is 240202.3142911133

Scales and comparisons

• 13,858,989,388,157,425 seconds is equal to 440,672,993 years, 45 weeks, 3 days, 8 hours, 10 minutes, 25 seconds.
• To count from 1 to 13,858,989,388,157,425 would take you about one billion, three hundred twenty-two million, eighteen thousand, nine hundred eighty-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 13858989388157425 cubic inches would be around 20016.9 feet tall.

Recreational maths with 13858989388157425

• 13858989388157425 backwards is 52475188398985831
• The number of decimal digits it has is: 17
• The sum of 13858989388157425's digits is 94
• More coming soon!