13321203791

Names of 13321203791

• Cardinal: 13321203791 can be written as Thirteen billion, three hundred twenty-one million, two hundred three thousand, seven hundred ninety-one.

Scientific notation

• Scientific notation: 1.3321203791 × 10¹⁰

Factors of 13321203791

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 1024

Divisors of 13321203791

• Number of divisors d(n): 64
• Complete list of divisors:
  1 7 17 19 43 119 133 181 301 323 731 757 817 1267 2261 3077 3439 5117 5299 5719 7783 12869 13889 14383 21539 24073 32551 54481 58463 90083 97223 100681 132311 137017 147877 227857 244511 409241 553367 618469 926177 959119 1035139 1711577 2329289 2513909 2603323 3873569 4329283 5891731 10513973 16305023 17597363 18223261 41242117 44256491 73597811 100159427 111942889 309795437 701115989 783600223 1903029113 13321203791
• Sum of all divisors σ(n): 17481784320
• Sum of proper divisors (its aliquot sum) s(n): 4160580529
• 13321203791 is a deficient number, because the sum of its proper divisors (4160580529) is less than itself. Its deficiency is 9160623262

Bases of 13321203791

• Binary: 1100011010000000010111000001001111₂
• Hexadecimal: 0x31A01704F
• Base-36: 64B3MMN

Squares and roots of 13321203791

• 13321203791 squared (13321203791²) is 177454470441352771681
• 13321203791 cubed (13321203791³) is 2363907164373245985285294642671
• The square root of 13321203791 is 115417.5194283779
• The cube root of 13321203791 is 2370.5429267051

Scales and comparisons

• 13,321,203,791 seconds is equal to 423 years, 29 weeks, 5 days, 14 hours, 23 minutes, 11 seconds.
• To count from 1 to 13,321,203,791 would take you about eight hundred forty-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 13321203791 cubic inches would be around 197.5 feet tall.

Recreational maths with 13321203791

• 13321203791 backwards is 19730212331
• The number of decimal digits it has is: 11
• The sum of 13321203791's digits is 32
• More coming soon!