13231394

Names of 13231394

• Cardinal: 13231394 can be written as Thirteen million, two hundred thirty-one thousand, three hundred ninety-four.

Scientific notation

• Scientific notation: 1.3231394 × 10⁷

Factors of 13231394

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 446

Divisors of 13231394

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 11 22 23 46 79 158 253 331 506 662 869 1738 1817 3634 3641 7282 7613 15226 19987 26149 39974 52298 83743 167486 287639 575278 601427 1202854 6615697 13231394
• Sum of all divisors σ(n): 22947840
• Sum of proper divisors (its aliquot sum) s(n): 9716446
• 13231394 is a deficient number, because the sum of its proper divisors (9716446) is less than itself. Its deficiency is 3514948

Bases of 13231394

• Binary: 110010011110010100100010₂
• Hexadecimal: 0xC9E522
• Base-36: 7VLEQ

Squares and roots of 13231394

• 13231394 squared (13231394²) is 175069787183236
• 13231394 cubed (13231394³) is 2316417331717545710984
• The square root of 13231394 is 3637.4983161509
• The cube root of 13231394 is 236.5203614245

Scales and comparisons

• 13,231,394 seconds is equal to 21 weeks, 6 days, 3 hours, 23 minutes, 14 seconds.
• To count from 1 to 13,231,394 would take you about thirty-two weeks!

  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 13231394 cubic inches would be around 19.7 feet tall.

Recreational maths with 13231394

• 13231394 backwards is 49313231
• The number of decimal digits it has is: 8
• The sum of 13231394's digits is 26
• More coming soon!