21473407

21,473,407 is an odd composite number composed of two prime numbers multiplied together.

What does the number 21473407 look like?

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

21473407 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 21473407:

47 × 456881

See below for interesting mathematical facts about the number 21473407 from the Numbermatics database.

Names of 21473407

Cardinal: 21473407 can be written as Twenty-one million, four hundred seventy-three thousand, four hundred seven.

Scientific notation

Scientific notation: 2.1473407 × 10⁷

Factors of 21473407

Number of distinct prime factors ω(n): 2
Total number of prime factors Ω(n): 2
Sum of prime factors: 456928

Divisors of 21473407

Number of divisors d(n): 4
Complete list of divisors:
1 47 456881 21473407
Sum of all divisors σ(n): 21930336
Sum of proper divisors (its aliquot sum) s(n): 456929
21473407 is a deficient number, because the sum of its proper divisors (456929) is less than itself. Its deficiency is 21016478

Bases of 21473407

Binary: 1010001111010100001111111₂
Hexadecimal: 0x147A87F
Base-36: CS8ZJ

Squares and roots of 21473407

21473407 squared (21473407²) is 461107208187649
21473407 cubed (21473407³) is 9901542752047119350143
The square root of 21473407 is 4633.9407635401
The cube root of 21473407 is 277.9501963817

Scales and comparisons

How big is 21473407?

21,473,407 seconds is equal to 35 weeks, 3 days, 12 hours, 50 minutes, 7 seconds.
To count from 1 to 21,473,407 would take you about nineteen 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 21473407 cubic inches would be around 23.2 feet tall.

Recreational maths with 21473407

21473407 backwards is 70437412
The number of decimal digits it has is: 8
The sum of 21473407's digits is 28
More coming soon!

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The information we have on file for 21473407 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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