13641642

Names of 13641642

• Cardinal: 13641642 can be written as Thirteen million, six hundred forty-one thousand, six hundred forty-two.

Scientific notation

• Scientific notation: 1.3641642 × 10⁷

Factors of 13641642

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 402

Divisors of 13641642

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 6 7 9 14 18 21 27 42 54 63 126 151 189 239 302 378 453 478 717 906 1057 1359 1434 1673 2114 2151 2718 3171 3346 4077 4302 5019 6342 6453 8154 9513 10038 12906 15057 19026 28539 30114 36089 45171 57078 72178 90342 108267 216534 252623 324801 505246 649602 757869 974403 1515738 1948806 2273607 4547214 6820821 13641642
• Sum of all divisors σ(n): 35020800
• Sum of proper divisors (its aliquot sum) s(n): 21379158
• 13641642 is an abundant number, because the sum of its proper divisors (21379158) is greater than itself. Its abundance is 7737516

Bases of 13641642

• Binary: 110100000010011110101010₂
• Hexadecimal: 0xD027AA
• Base-36: 84DYI

Squares and roots of 13641642

• 13641642 squared (13641642²) is 186094396456164
• 13641642 cubed (13641642³) is 2538633134661057981288
• The square root of 13641642 is 3693.4593540473
• The cube root of 13641642 is 238.9400128389

Scales and comparisons

• 13,641,642 seconds is equal to 22 weeks, 3 days, 21 hours, 20 minutes, 42 seconds.
• To count from 1 to 13,641,642 would take you about thirty-three 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 13641642 cubic inches would be around 19.9 feet tall.

Recreational maths with 13641642

• 13641642 backwards is 24614631
• 13641642 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 13641642's digits is 27
• More coming soon!