12897664
12,897,664 is an even composite number composed of four prime numbers multiplied together.
12897664 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixty-four divisors.
Prime factorization of 12897664:
27 × 13 × 23 × 337
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 13 × 23 × 337)See below for interesting mathematical facts about the number 12897664 from the Numbermatics database.
Names of 12897664
- Cardinal: 12897664 can be written as Twelve million, eight hundred ninety-seven thousand, six hundred sixty-four.
Scientific notation
- Scientific notation: 1.2897664 × 107
Factors of 12897664
Divisors of 12897664
- Number of divisors d(n): 64
-
Complete list of divisors:
1 2 4 8 13 16 23 26 32 46 52 64 92 104 128 184 208 299 337 368 416 598 674 736 832 1196 1348 1472 1664 2392 2696 2944 4381 4784 5392 7751 8762 9568 10784 15502 17524 19136 21568 31004 35048 38272 43136 62008 70096 100763 124016 140192 201526 248032 280384 403052 496064 560768 806104 992128 1612208 3224416 6448832 12897664
- Sum of all divisors σ(n): 28959840
- Sum of proper divisors (its aliquot sum) s(n): 16062176
- 12897664 is an abundant number, because the sum of its proper divisors (16062176) is greater than itself. Its abundance is 3164512
Bases of 12897664
- Binary: 1100010011001101100000002
- Hexadecimal: 0xC4CD80
- Base-36: 7OFWG
Squares and roots of 12897664
- 12897664 squared (128976642) is 166349736656896
- 12897664 cubed (128976643) is 2145523009889127890944
-
The
square root of 12897664 is 3591.3317863989 -
The
cube root of 12897664 is 234.5148524499
Scales and comparisons
How big is 12897664?- 12,897,664 seconds is equal to 21 weeks, 2 days, 6 hours, 41 minutes, 4 seconds.
-
To count from 1 to 12,897,664 would take you about thirty-one 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 12897664 cubic inches would be around 19.5 feet tall.
Recreational maths with 12897664
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