13217321

13,217,321 is an odd composite number composed of three prime numbers multiplied together.

What does the number 13217321 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 12 divisors.

13217321 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twelve divisors.

Prime factorization of 13217321:

13² × 197 × 397

(13 × 13 × 197 × 397)

See below for interesting mathematical facts about the number 13217321 from the Numbermatics database.

Names of 13217321

Cardinal: 13217321 can be written as Thirteen million, two hundred seventeen thousand, three hundred twenty-one.

Scientific notation

Scientific notation: 1.3217321 × 10⁷

Factors of 13217321

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 4
Sum of prime factors: 607

Divisors of 13217321

Number of divisors d(n): 12
Complete list of divisors:
1 13 169 197 397 2561 5161 33293 67093 78209 1016717 13217321
Sum of all divisors σ(n): 14421132
Sum of proper divisors (its aliquot sum) s(n): 1203811
13217321 is a deficient number, because the sum of its proper divisors (1203811) is less than itself. Its deficiency is 12013510

Bases of 13217321

Binary: 110010011010111000101001₂
Hexadecimal: 0xC9AE29
Base-36: 7VAJT

Squares and roots of 13217321

13217321 squared (13217321²) is 174697574417041
13217321 cubed (13217321³) is 2309033918991418767161
The square root of 13217321 is 3635.5633676227
The cube root of 13217321 is 236.4364767927

Scales and comparisons

How big is 13217321?

13,217,321 seconds is equal to 21 weeks, 5 days, 23 hours, 28 minutes, 41 seconds.
To count from 1 to 13,217,321 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 13217321 cubic inches would be around 19.7 feet tall.

Recreational maths with 13217321

13217321 backwards is 12371231
The number of decimal digits it has is: 8
The sum of 13217321's digits is 20
More coming soon!

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The information we have on file for 13217321 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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