21001123

21,001,123 is an odd composite number composed of three prime numbers multiplied together.

What does the number 21001123 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 24 divisors.

21001123 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twenty-four divisors.

Prime factorization of 21001123:

11² × 13³ × 79

(11 × 11 × 13 × 13 × 13 × 79)

See below for interesting mathematical facts about the number 21001123 from the Numbermatics database.

Names of 21001123

Cardinal: 21001123 can be written as Twenty-one million, one thousand, one hundred twenty-three.

Scientific notation

Scientific notation: 2.1001123 × 10⁷

Factors of 21001123

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 6
Sum of prime factors: 103

Divisors of 21001123

Number of divisors d(n): 24
Complete list of divisors:
1 11 13 79 121 143 169 869 1027 1573 1859 2197 9559 11297 13351 20449 24167 124267 146861 173563 265837 1615471 1909193 21001123
Sum of all divisors σ(n): 25323200
Sum of proper divisors (its aliquot sum) s(n): 4322077
21001123 is a deficient number, because the sum of its proper divisors (4322077) is less than itself. Its deficiency is 16679046

Bases of 21001123

Binary: 1010000000111001110100011₂
Hexadecimal: 0x14073A3
Base-36: CI4KJ

Squares and roots of 21001123

21001123 squared (21001123²) is 441047167261129
21001123 cubed (21001123³) is 9262485808452543247867
The square root of 21001123 is 4582.6982226631
The cube root of 21001123 is 275.8973354423

Scales and comparisons

How big is 21001123?

21,001,123 seconds is equal to 34 weeks, 5 days, 1 hour, 38 minutes, 43 seconds.
To count from 1 to 21,001,123 would take you about fourteen 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 21001123 cubic inches would be around 23 feet tall.

Recreational maths with 21001123

21001123 backwards is 32110012
The number of decimal digits it has is: 8
The sum of 21001123's digits is 10
More coming soon!

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The information we have on file for 21001123 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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