21442401

21,442,401 is an odd composite number composed of three prime numbers multiplied together.

What does the number 21442401 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 20 divisors.

21442401 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twenty divisors.

Prime factorization of 21442401:

3⁴ × 101 × 2621

(3 × 3 × 3 × 3 × 101 × 2621)

See below for interesting mathematical facts about the number 21442401 from the Numbermatics database.

Names of 21442401

Cardinal: 21442401 can be written as Twenty-one million, four hundred forty-two thousand, four hundred one.

Scientific notation

Scientific notation: 2.1442401 × 10⁷

Factors of 21442401

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 6
Sum of prime factors: 2725

Divisors of 21442401

Number of divisors d(n): 20
Complete list of divisors:
1 3 9 27 81 101 303 909 2621 2727 7863 8181 23589 70767 212301 264721 794163 2382489 7147467 21442401
Sum of all divisors σ(n): 32360724
Sum of proper divisors (its aliquot sum) s(n): 10918323
21442401 is a deficient number, because the sum of its proper divisors (10918323) is less than itself. Its deficiency is 10524078

Bases of 21442401

Binary: 1010001110010111101100001₂
Hexadecimal: 0x1472F61
Base-36: CRL29

Squares and roots of 21442401

21442401 squared (21442401²) is 459776560644801
21442401 cubed (21442401³) is 9858713383746641607201
The square root of 21442401 is 4630.5940223689
The cube root of 21442401 is 277.8163521483

Scales and comparisons

How big is 21442401?

21,442,401 seconds is equal to 35 weeks, 3 days, 4 hours, 13 minutes, 21 seconds.
To count from 1 to 21,442,401 would take you about six 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 21442401 cubic inches would be around 23.2 feet tall.

Recreational maths with 21442401

21442401 backwards is 10424412
The number of decimal digits it has is: 8
The sum of 21442401's digits is 18
More coming soon!

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The information we have on file for 21442401 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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