13987079925

Names of 13987079925

• Cardinal: 13987079925 can be written as Thirteen billion, nine hundred eighty-seven million, seventy-nine thousand, nine hundred twenty-five.

Scientific notation

• Scientific notation: 1.3987079925 × 10¹⁰

Factors of 13987079925

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 5194

Divisors of 13987079925

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 5 7 13 15 21 25 35 39 65 75 91 105 175 195 273 325 433 455 525 975 1299 1365 2165 2275 3031 4733 5629 6495 6825 9093 10825 14199 15155 16887 23665 28145 32475 33131 39403 45465 61529 70995 75775 84435 99393 118209 118325 140725 165655 184587 197015 227325 307645 354975 422175 430703 496965 591045 828275 922935 985075 1292109 1538225 2049389 2153515 2484825 2955225 4614675 6148167 6460545 10246945 10767575 14345723 26642057 30740835 32302725 43037169 51234725 71728615 79926171 133210285 153704175 186494399 215185845 358643075 399630855 559483197 666051425 932471995 1075929225 1998154275 2797415985 4662359975 13987079925
• Sum of all divisors σ(n): 28533673728
• Sum of proper divisors (its aliquot sum) s(n): 14546593803
• 13987079925 is an abundant number, because the sum of its proper divisors (14546593803) is greater than itself. Its abundance is 559513878

Bases of 13987079925

• Binary: 1101000001101100011110011011110101₂
• Hexadecimal: 0x341B1E6F5
• Base-36: 6FBJNXX

Squares and roots of 13987079925

• 13987079925 squared (13987079925²) is 195638404828338005625
• 13987079925 cubed (13987079925³) is 2736410004733469589591974578125
• The square root of 13987079925 is 118266.9857779423
• The cube root of 13987079925 is 2409.4006260133

Scales and comparisons

• 13,987,079,925 seconds is equal to 444 years, 38 weeks, 5 days, 11 hours, 58 minutes, 45 seconds.
• To count from 1 to 13,987,079,925 would take you about eight hundred eighty-nine 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 13987079925 cubic inches would be around 200.8 feet tall.

Recreational maths with 13987079925

• 13987079925 backwards is 52997078931
• The number of decimal digits it has is: 11
• The sum of 13987079925's digits is 60
• More coming soon!