21077407

21,077,407 is an odd composite number composed of four prime numbers multiplied together.

What does the number 21077407 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 16 divisors.

21077407 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixteen divisors.

Prime factorization of 21077407:

13 × 23 × 157 × 449

See below for interesting mathematical facts about the number 21077407 from the Numbermatics database.

Names of 21077407

Cardinal: 21077407 can be written as Twenty-one million, seventy-seven thousand, four hundred seven.

Scientific notation

Scientific notation: 2.1077407 × 10⁷

Factors of 21077407

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 4
Sum of prime factors: 642

Divisors of 21077407

Number of divisors d(n): 16
Complete list of divisors:
1 13 23 157 299 449 2041 3611 5837 10327 46943 70493 134251 916409 1621339 21077407
Sum of all divisors σ(n): 23889600
Sum of proper divisors (its aliquot sum) s(n): 2812193
21077407 is a deficient number, because the sum of its proper divisors (2812193) is less than itself. Its deficiency is 18265214

Bases of 21077407

Binary: 1010000011001110110011111₂
Hexadecimal: 0x1419D9F
Base-36: CJRFJ

Squares and roots of 21077407

21077407 squared (21077407²) is 444257085843649
21077407 cubed (21077407³) is 9363787410960528338143
The square root of 21077407 is 4591.0137224801
The cube root of 21077407 is 276.2309861813

Scales and comparisons

How big is 21077407?

21,077,407 seconds is equal to 34 weeks, 5 days, 22 hours, 50 minutes, 7 seconds.
To count from 1 to 21,077,407 would take you about twenty-two 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 21077407 cubic inches would be around 23 feet tall.

Recreational maths with 21077407

21077407 backwards is 70477012
The number of decimal digits it has is: 8
The sum of 21077407's digits is 28
More coming soon!

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The information we have on file for 21077407 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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