21407031

21,407,031 is an odd composite number composed of three prime numbers multiplied together.

What does the number 21407031 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 16 divisors.

21407031 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of sixteen divisors.

Prime factorization of 21407031:

3³ × 73 × 10861

(3 × 3 × 3 × 73 × 10861)

See below for interesting mathematical facts about the number 21407031 from the Numbermatics database.

Names of 21407031

Cardinal: 21407031 can be written as Twenty-one million, four hundred seven thousand and thirty-one.

Scientific notation

Scientific notation: 2.1407031 × 10⁷

Factors of 21407031

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 5
Sum of prime factors: 10937

Divisors of 21407031

Number of divisors d(n): 16
Complete list of divisors:
1 3 9 27 73 219 657 1971 10861 32583 97749 293247 792853 2378559 7135677 21407031
Sum of all divisors σ(n): 32151520
Sum of proper divisors (its aliquot sum) s(n): 10744489
21407031 is a deficient number, because the sum of its proper divisors (10744489) is less than itself. Its deficiency is 10662542

Bases of 21407031

Binary: 1010001101010010100110111₂
Hexadecimal: 0x146A537
Base-36: CQTRR

Squares and roots of 21407031

21407031 squared (21407031²) is 458260976234961
21407031 cubed (21407031³) is 9810006924352073410791
The square root of 21407031 is 4626.7732816727
The cube root of 21407031 is 277.6635121077

Scales and comparisons

How big is 21407031?

21,407,031 seconds is equal to 35 weeks, 2 days, 18 hours, 23 minutes, 51 seconds.
To count from 1 to 21,407,031 would take you about fifteen 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 21407031 cubic inches would be around 23.1 feet tall.

Recreational maths with 21407031

21407031 backwards is 13070412
The number of decimal digits it has is: 8
The sum of 21407031's digits is 18
More coming soon!

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The information we have on file for 21407031 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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