21270431

21,270,431 is an odd composite number composed of four prime numbers multiplied together.

What does the number 21270431 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 16 divisors.

21270431 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixteen divisors.

Prime factorization of 21270431:

7 × 13 × 41 × 5701

See below for interesting mathematical facts about the number 21270431 from the Numbermatics database.

Names of 21270431

Cardinal: 21270431 can be written as Twenty-one million, two hundred seventy thousand, four hundred thirty-one.

Scientific notation

Scientific notation: 2.1270431 × 10⁷

Factors of 21270431

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 4
Sum of prime factors: 5762

Divisors of 21270431

Number of divisors d(n): 16
Complete list of divisors:
1 7 13 41 91 287 533 3731 5701 39907 74113 233741 518791 1636187 3038633 21270431
Sum of all divisors σ(n): 26822208
Sum of proper divisors (its aliquot sum) s(n): 5551777
21270431 is a deficient number, because the sum of its proper divisors (5551777) is less than itself. Its deficiency is 15718654

Bases of 21270431

Binary: 1010001001000111110011111₂
Hexadecimal: 0x1448F9F
Base-36: CNWDB

Squares and roots of 21270431

21270431 squared (21270431²) is 452431234925761
21270431 cubed (21270431³) is 9623407364733189472991
The square root of 21270431 is 4611.9877493333
The cube root of 21270431 is 277.0716536255

Scales and comparisons

How big is 21270431?

21,270,431 seconds is equal to 35 weeks, 1 day, 4 hours, 27 minutes, 11 seconds.
To count from 1 to 21,270,431 would take you about five days!

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 21270431 cubic inches would be around 23.1 feet tall.

Recreational maths with 21270431

21270431 backwards is 13407212
The number of decimal digits it has is: 8
The sum of 21270431's digits is 20
More coming soon!

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The information we have on file for 21270431 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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