13009937878

Names of 13009937878

• Cardinal: 13009937878 can be written as Thirteen billion, nine million, nine hundred thirty-seven thousand, eight hundred seventy-eight.

Scientific notation

• Scientific notation: 1.3009937878 × 10¹⁰

Factors of 13009937878

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 2533

Divisors of 13009937878

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 7 14 41 53 82 106 191 287 371 382 574 742 1337 2173 2239 2674 4346 4478 7831 10123 15211 15662 15673 20246 30422 31346 54817 70861 91799 109634 118667 141722 183598 237334 415043 427649 642593 830086 830669 855298 1285186 1661338 2905301 2993543 4865347 5810602 5987086 9730694 17533609 22665397 34057429 35067218 45330794 68114858 122735263 158657779 245470526 317315558 929281277 1858562554 6504968939 13009937878
• Sum of all divisors σ(n): 23410114560
• Sum of proper divisors (its aliquot sum) s(n): 10400176682
• 13009937878 is a deficient number, because the sum of its proper divisors (10400176682) is less than itself. Its deficiency is 2609761196

Bases of 13009937878

• Binary: 1100000111011100111110010111010110₂
• Hexadecimal: 0x30773E5D6
• Base-36: 5Z5S4BA

Squares and roots of 13009937878

• 13009937878 squared (13009937878²) is 169258483589419142884
• 13009937878 cubed (13009937878³) is 2202042356822825507024845760152
• The square root of 13009937878 is 114061.1146622721
• The cube root of 13009937878 is 2351.9336960645

Scales and comparisons

• 13,009,937,878 seconds is equal to 413 years, 35 weeks, 23 hours, 37 minutes, 58 seconds.
• To count from 1 to 13,009,937,878 would take you about eight hundred twenty-seven 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 13009937878 cubic inches would be around 196 feet tall.

Recreational maths with 13009937878

• 13009937878 backwards is 87873990031
• The number of decimal digits it has is: 11
• The sum of 13009937878's digits is 55
• More coming soon!