21476872

21,476,872 is an even composite number composed of three prime numbers multiplied together.

What does the number 21476872 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 32 divisors.

21476872 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of thirty-two divisors.

Prime factorization of 21476872:

2³ × 37³ × 53

(2 × 2 × 2 × 37 × 37 × 37 × 53)

See below for interesting mathematical facts about the number 21476872 from the Numbermatics database.

Names of 21476872

Cardinal: 21476872 can be written as Twenty-one million, four hundred seventy-six thousand, eight hundred seventy-two.

Scientific notation

Scientific notation: 2.1476872 × 10⁷

Factors of 21476872

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 7
Sum of prime factors: 92

Divisors of 21476872

Number of divisors d(n): 32
Complete list of divisors:
1 2 4 8 37 53 74 106 148 212 296 424 1369 1961 2738 3922 5476 7844 10952 15688 50653 72557 101306 145114 202612 290228 405224 580456 2684609 5369218 10738436 21476872
Sum of all divisors σ(n): 42168600
Sum of proper divisors (its aliquot sum) s(n): 20691728
21476872 is a deficient number, because the sum of its proper divisors (20691728) is less than itself. Its deficiency is 785144

Bases of 21476872

Binary: 1010001111011011000001000₂
Hexadecimal: 0x147B608
Base-36: CSBNS

Squares and roots of 21476872

21476872 squared (21476872²) is 461256030904384
21476872 cubed (21476872³) is 9906336734961499406848
The square root of 21476872 is 4634.3146203079
The cube root of 21476872 is 277.9651458123

Scales and comparisons

How big is 21476872?

21,476,872 seconds is equal to 35 weeks, 3 days, 13 hours, 47 minutes, 52 seconds.
To count from 1 to 21,476,872 would take you about twenty 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 21476872 cubic inches would be around 23.2 feet tall.

Recreational maths with 21476872

21476872 backwards is 27867412
21476872 is a Harshad number.
The number of decimal digits it has is: 8
The sum of 21476872's digits is 37
More coming soon!

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The information we have on file for 21476872 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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