21670389

21,670,389 is an odd composite number composed of four prime numbers multiplied together.

What does the number 21670389 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 32 divisors.

21670389 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of thirty-two divisors.

Prime factorization of 21670389:

3³ × 13 × 107 × 577

(3 × 3 × 3 × 13 × 107 × 577)

See below for interesting mathematical facts about the number 21670389 from the Numbermatics database.

Names of 21670389

Cardinal: 21670389 can be written as Twenty-one million, six hundred seventy thousand, three hundred eighty-nine.

Scientific notation

Scientific notation: 2.1670389 × 10⁷

Factors of 21670389

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 6
Sum of prime factors: 700

Divisors of 21670389

Number of divisors d(n): 32
Complete list of divisors:
1 3 9 13 27 39 107 117 321 351 577 963 1391 1731 2889 4173 5193 7501 12519 15579 22503 37557 61739 67509 185217 202527 555651 802607 1666953 2407821 7223463 21670389
Sum of all divisors σ(n): 34957440
Sum of proper divisors (its aliquot sum) s(n): 13287051
21670389 is a deficient number, because the sum of its proper divisors (13287051) is less than itself. Its deficiency is 8383338

Bases of 21670389

Binary: 1010010101010100111110101₂
Hexadecimal: 0x14AA9F5
Base-36: CWGZ9

Squares and roots of 21670389

21670389 squared (21670389²) is 469605759411321
21670389 cubed (21670389³) is 10176539483083737073869
The square root of 21670389 is 4655.1465068245
The cube root of 21670389 is 278.7975175553

Scales and comparisons

How big is 21670389?

21,670,389 seconds is equal to 35 weeks, 5 days, 19 hours, 33 minutes, 9 seconds.
To count from 1 to 21,670,389 would take you about five days!

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 21670389 cubic inches would be around 23.2 feet tall.

Recreational maths with 21670389

21670389 backwards is 98307612
The number of decimal digits it has is: 8
The sum of 21670389's digits is 36
More coming soon!

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The information we have on file for 21670389 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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