13686894
13,686,894 is an even composite number composed of five prime numbers multiplied together.
13686894 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of eighty divisors.
Prime factorization of 13686894:
2 × 34 × 13 × 67 × 97
(2 × 3 × 3 × 3 × 3 × 13 × 67 × 97)See below for interesting mathematical facts about the number 13686894 from the Numbermatics database.
Names of 13686894
- Cardinal: 13686894 can be written as Thirteen million, six hundred eighty-six thousand, eight hundred ninety-four.
Scientific notation
- Scientific notation: 1.3686894 × 107
Factors of 13686894
Divisors of 13686894
- Number of divisors d(n): 80
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Complete list of divisors:
1 2 3 6 9 13 18 26 27 39 54 67 78 81 97 117 134 162 194 201 234 291 351 402 582 603 702 871 873 1053 1206 1261 1742 1746 1809 2106 2522 2613 2619 3618 3783 5226 5238 5427 6499 7566 7839 7857 10854 11349 12998 15678 15714 19497 22698 23517 34047 38994 47034 58491 68094 70551 84487 102141 116982 141102 168974 175473 204282 253461 350946 506922 526419 760383 1052838 1520766 2281149 4562298 6843447 13686894
- Sum of all divisors σ(n): 33866448
- Sum of proper divisors (its aliquot sum) s(n): 20179554
- 13686894 is an abundant number, because the sum of its proper divisors (20179554) is greater than itself. Its abundance is 6492660
Bases of 13686894
- Binary: 1101000011011000011011102
- Hexadecimal: 0xD0D86E
- Base-36: 85CVI
Squares and roots of 13686894
- 13686894 squared (136868942) is 187331067367236
- 13686894 cubed (136868943) is 2563980461962218204984
-
The
square root of 13686894 is 3699.5802464605 -
The
cube root of 13686894 is 239.2039248545
Scales and comparisons
How big is 13686894?- 13,686,894 seconds is equal to 22 weeks, 4 days, 9 hours, 54 minutes, 54 seconds.
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To count from 1 to 13,686,894 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 13686894 cubic inches would be around 19.9 feet tall.
Recreational maths with 13686894
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