12961312

12,961,312 is an even composite number composed of four prime numbers multiplied together.

What does the number 12961312 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 48 divisors.

12961312 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of forty-eight divisors.

Prime factorization of 12961312:

2⁵ × 7 × 13 × 4451

(2 × 2 × 2 × 2 × 2 × 7 × 13 × 4451)

See below for interesting mathematical facts about the number 12961312 from the Numbermatics database.

Names of 12961312

Cardinal: 12961312 can be written as Twelve million, nine hundred sixty-one thousand, three hundred twelve.

Scientific notation

Scientific notation: 1.2961312 × 10⁷

Factors of 12961312

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 8
Sum of prime factors: 4473

Divisors of 12961312

Number of divisors d(n): 48
Complete list of divisors:
1 2 4 7 8 13 14 16 26 28 32 52 56 91 104 112 182 208 224 364 416 728 1456 2912 4451 8902 17804 31157 35608 57863 62314 71216 115726 124628 142432 231452 249256 405041 462904 498512 810082 925808 997024 1620164 1851616 3240328 6480656 12961312
Sum of all divisors σ(n): 31413312
Sum of proper divisors (its aliquot sum) s(n): 18452000
12961312 is an abundant number, because the sum of its proper divisors (18452000) is greater than itself. Its abundance is 5490688

Bases of 12961312

Binary: 110001011100011000100000₂
Hexadecimal: 0xC5C620
Base-36: 7PT0G

Squares and roots of 12961312

12961312 squared (12961312²) is 167995608761344
12961312 cubed (12961312³) is 2177443499785713123328
The square root of 12961312 is 3600.1822176107
The cube root of 12961312 is 234.8999846013

Scales and comparisons

How big is 12961312?

12,961,312 seconds is equal to 21 weeks, 3 days, 21 minutes, 52 seconds.
To count from 1 to 12,961,312 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 12961312 cubic inches would be around 19.6 feet tall.

Recreational maths with 12961312

12961312 backwards is 21316921
The number of decimal digits it has is: 8
The sum of 12961312's digits is 25
More coming soon!

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The information we have on file for 12961312 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!

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