13021280

13,021,280 is an even composite number composed of four prime numbers multiplied together.

What does the number 13021280 look like?

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

13021280 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 13021280:

2⁵ × 5 × 97 × 839

(2 × 2 × 2 × 2 × 2 × 5 × 97 × 839)

See below for interesting mathematical facts about the number 13021280 from the Numbermatics database.

Names of 13021280

Cardinal: 13021280 can be written as Thirteen million, twenty-one thousand, two hundred eighty.

Scientific notation

Scientific notation: 1.302128 × 10⁷

Factors of 13021280

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 8
Sum of prime factors: 943

Divisors of 13021280

Number of divisors d(n): 48
Complete list of divisors:
1 2 4 5 8 10 16 20 32 40 80 97 160 194 388 485 776 839 970 1552 1678 1940 3104 3356 3880 4195 6712 7760 8390 13424 15520 16780 26848 33560 67120 81383 134240 162766 325532 406915 651064 813830 1302128 1627660 2604256 3255320 6510640 13021280
Sum of all divisors σ(n): 31116960
Sum of proper divisors (its aliquot sum) s(n): 18095680
13021280 is an abundant number, because the sum of its proper divisors (18095680) is greater than itself. Its abundance is 5074400

Bases of 13021280

Binary: 110001101011000001100000₂
Hexadecimal: 0xC6B060
Base-36: 7R3A8

Squares and roots of 13021280

13021280 squared (13021280²) is 169553732838400
13021280 cubed (13021280³) is 2207806630334001152000
The square root of 13021280 is 3608.5010738533
The cube root of 13021280 is 235.2616972979

Scales and comparisons

How big is 13021280?

13,021,280 seconds is equal to 21 weeks, 3 days, 17 hours, 1 minute, 20 seconds.
To count from 1 to 13,021,280 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 13021280 cubic inches would be around 19.6 feet tall.

Recreational maths with 13021280

13021280 backwards is 08212031
The number of decimal digits it has is: 8
The sum of 13021280's digits is 17
More coming soon!

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The information we have on file for 13021280 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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