13038520990

Names of 13038520990

• Cardinal: 13038520990 can be written as Thirteen billion, thirty-eight million, five hundred twenty thousand, nine hundred ninety.

Scientific notation

• Scientific notation: 1.303852099 × 10¹⁰

Factors of 13038520990

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 3085

Divisors of 13038520990

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 5 10 11 22 53 55 106 110 265 530 583 1166 1321 1693 2642 2915 3386 5830 6605 8465 13210 14531 16930 18623 29062 37246 70013 72655 89729 93115 140026 145310 179458 186230 350065 448645 700130 770143 897290 987019 1540286 1974038 2236453 3850715 4472906 4935095 7701430 9870190 11182265 22364530 24600983 49201966 118532009 123004915 237064018 246009830 592660045 1185320090 1303852099 2607704198 6519260495 13038520990
• Sum of all divisors σ(n): 26121154752
• Sum of proper divisors (its aliquot sum) s(n): 13082633762
• 13038520990 is an abundant number, because the sum of its proper divisors (13082633762) is greater than itself. Its abundance is 44112772

Bases of 13038520990

• Binary: 1100001001001010000000101010011110₂
• Hexadecimal: 0x309280A9E
• Base-36: 5ZMSR6M

Squares and roots of 13038520990

• 13038520990 squared (13038520990²) is 170003029606670580100
• 13038520990 cubed (13038520990³) is 2216588069890165802649326299000
• The square root of 13038520990 is 114186.3432727399
• The cube root of 13038520990 is 2353.6548524313

Scales and comparisons

• 13,038,520,990 seconds is equal to 414 years, 30 weeks, 2 days, 19 hours, 23 minutes, 10 seconds.
• To count from 1 to 13,038,520,990 would take you about eight hundred twenty-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 13038520990 cubic inches would be around 196.1 feet tall.

Recreational maths with 13038520990

• 13038520990 backwards is 09902583031
• The number of decimal digits it has is: 11
• The sum of 13038520990's digits is 40
• More coming soon!