21047073

21,047,073 is an odd composite number composed of two prime numbers multiplied together.

What does the number 21047073 look like?

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

21047073 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 21047073:

3 × 7015691

See below for interesting mathematical facts about the number 21047073 from the Numbermatics database.

Names of 21047073

Cardinal: 21047073 can be written as Twenty-one million, forty-seven thousand and seventy-three.

Scientific notation

Scientific notation: 2.1047073 × 10⁷

Factors of 21047073

Number of distinct prime factors ω(n): 2
Total number of prime factors Ω(n): 2
Sum of prime factors: 7015694

Divisors of 21047073

Number of divisors d(n): 4
Complete list of divisors:
1 3 7015691 21047073
Sum of all divisors σ(n): 28062768
Sum of proper divisors (its aliquot sum) s(n): 7015695
21047073 is a deficient number, because the sum of its proper divisors (7015695) is less than itself. Its deficiency is 14031378

Bases of 21047073

Binary: 1010000010010011100100001₂
Hexadecimal: 0x1412721
Base-36: CJ40X

Squares and roots of 21047073

21047073 squared (21047073²) is 442979281867329
21047073 cubed (21047073³) is 9323417282949249778017
The square root of 21047073 is 4587.7089053251
The cube root of 21047073 is 276.0984079875

Scales and comparisons

How big is 21047073?

21,047,073 seconds is equal to 34 weeks, 5 days, 14 hours, 24 minutes, 33 seconds.
To count from 1 to 21,047,073 would take you about nine 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 21047073 cubic inches would be around 23 feet tall.

Recreational maths with 21047073

21047073 backwards is 37074012
The number of decimal digits it has is: 8
The sum of 21047073's digits is 24
More coming soon!

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The information we have on file for 21047073 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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