13161825

Names of 13161825

• Cardinal: 13161825 can be written as Thirteen million, one hundred sixty-one thousand, eight hundred twenty-five.

Scientific notation

• Scientific notation: 1.3161825 × 10⁷

Factors of 13161825

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 93

Divisors of 13161825

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 5 9 15 17 25 27 31 37 45 51 75 85 93 111 135 153 155 185 225 255 279 333 425 459 465 527 555 629 675 765 775 837 925 999 1147 1275 1395 1581 1665 1887 2295 2325 2635 2775 3145 3441 3825 4185 4743 4995 5661 5735 6975 7905 8325 9435 10323 11475 13175 14229 15725 16983 17205 19499 20925 23715 24975 28305 28675 30969 39525 47175 51615 58497 71145 84915 86025 97495 118575 141525 154845 175491 258075 292485 355725 424575 487475 526473 774225 877455 1462425 2632365 4387275 13161825
• Sum of all divisors σ(n): 27141120
• Sum of proper divisors (its aliquot sum) s(n): 13979295
• 13161825 is an abundant number, because the sum of its proper divisors (13979295) is greater than itself. Its abundance is 817470

Bases of 13161825

• Binary: 110010001101010101100001₂
• Hexadecimal: 0xC8D561
• Base-36: 7U3Q9

Squares and roots of 13161825

• 13161825 squared (13161825²) is 173233637330625
• 13161825 cubed (13161825³) is 2280070818659153390625
• The square root of 13161825 is 3627.9229594907
• The cube root of 13161825 is 236.1051013721

Scales and comparisons

• 13,161,825 seconds is equal to 21 weeks, 5 days, 8 hours, 3 minutes, 45 seconds.
• To count from 1 to 13,161,825 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 13161825 cubic inches would be around 19.7 feet tall.

Recreational maths with 13161825

• 13161825 backwards is 52816131
• 13161825 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 13161825's digits is 27
• More coming soon!