21138337

21,138,337 is an odd composite number composed of three prime numbers multiplied together.

What does the number 21138337 look like?

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

21138337 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 21138337:

11² × 97 × 1801

(11 × 11 × 97 × 1801)

See below for interesting mathematical facts about the number 21138337 from the Numbermatics database.

Names of 21138337

Cardinal: 21138337 can be written as Twenty-one million, one hundred thirty-eight thousand, three hundred thirty-seven.

Scientific notation

Scientific notation: 2.1138337 × 10⁷

Factors of 21138337

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 4
Sum of prime factors: 1909

Divisors of 21138337

Number of divisors d(n): 12
Complete list of divisors:
1 11 97 121 1067 1801 11737 19811 174697 217921 1921667 21138337
Sum of all divisors σ(n): 23487268
Sum of proper divisors (its aliquot sum) s(n): 2348931
21138337 is a deficient number, because the sum of its proper divisors (2348931) is less than itself. Its deficiency is 18789406

Bases of 21138337

Binary: 1010000101000101110100001₂
Hexadecimal: 0x1428BA1
Base-36: CL2G1

Squares and roots of 21138337

21138337 squared (21138337²) is 446829291125569
21138337 cubed (21138337³) is 9445228137283386838753
The square root of 21138337 is 4597.6447231163
The cube root of 21138337 is 276.4969038061

Scales and comparisons

How big is 21138337?

21,138,337 seconds is equal to 34 weeks, 6 days, 15 hours, 45 minutes, 37 seconds.
To count from 1 to 21,138,337 would take you about two 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 21138337 cubic inches would be around 23 feet tall.

Recreational maths with 21138337

21138337 backwards is 73383112
The number of decimal digits it has is: 8
The sum of 21138337's digits is 28
More coming soon!

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The information we have on file for 21138337 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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