21448137

21,448,137 is an odd composite number composed of two prime numbers multiplied together.

What does the number 21448137 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 4 divisors.

21448137 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of four divisors.

Prime factorization of 21448137:

3 × 7149379

See below for interesting mathematical facts about the number 21448137 from the Numbermatics database.

Names of 21448137

Cardinal: 21448137 can be written as Twenty-one million, four hundred forty-eight thousand, one hundred thirty-seven.

Scientific notation

Scientific notation: 2.1448137 × 10⁷

Factors of 21448137

Number of distinct prime factors ω(n): 2
Total number of prime factors Ω(n): 2
Sum of prime factors: 7149382

Divisors of 21448137

Number of divisors d(n): 4
Complete list of divisors:
1 3 7149379 21448137
Sum of all divisors σ(n): 28597520
Sum of proper divisors (its aliquot sum) s(n): 7149383
21448137 is a deficient number, because the sum of its proper divisors (7149383) is less than itself. Its deficiency is 14298754

Bases of 21448137

Binary: 1010001110100010111001001₂
Hexadecimal: 0x14745C9
Base-36: CRPHL

Squares and roots of 21448137

21448137 squared (21448137²) is 460022580770769
21448137 cubed (21448137³) is 9866627335465019107353
The square root of 21448137 is 4631.2133399357
The cube root of 21448137 is 277.8411225789

Scales and comparisons

How big is 21448137?

21,448,137 seconds is equal to 35 weeks, 3 days, 5 hours, 48 minutes, 57 seconds.
To count from 1 to 21,448,137 would take you about eight hours!

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 21448137 cubic inches would be around 23.2 feet tall.

Recreational maths with 21448137

21448137 backwards is 73184412
The number of decimal digits it has is: 8
The sum of 21448137's digits is 30
More coming soon!

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The information we have on file for 21448137 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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