21102242

21,102,242 is an even composite number composed of three prime numbers multiplied together.

What does the number 21102242 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 12 divisors.

21102242 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twelve divisors.

Prime factorization of 21102242:

2 × 7² × 215329

(2 × 7 × 7 × 215329)

See below for interesting mathematical facts about the number 21102242 from the Numbermatics database.

Names of 21102242

Cardinal: 21102242 can be written as Twenty-one million, one hundred two thousand, two hundred forty-two.

Scientific notation

Scientific notation: 2.1102242 × 10⁷

Factors of 21102242

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 4
Sum of prime factors: 215338

Divisors of 21102242

Number of divisors d(n): 12
Complete list of divisors:
1 2 7 14 49 98 215329 430658 1507303 3014606 10551121 21102242
Sum of all divisors σ(n): 36821430
Sum of proper divisors (its aliquot sum) s(n): 15719188
21102242 is a deficient number, because the sum of its proper divisors (15719188) is less than itself. Its deficiency is 5383054

Bases of 21102242

Binary: 1010000011111111010100010₂
Hexadecimal: 0x141FEA2
Base-36: CKALE

Squares and roots of 21102242

21102242 squared (21102242²) is 445304617426564
21102242 cubed (21102242³) is 9396925800652770756488
The square root of 21102242 is 4593.7176665529
The cube root of 21102242 is 276.3394356995

Scales and comparisons

How big is 21102242?

21,102,242 seconds is equal to 34 weeks, 6 days, 5 hours, 44 minutes, 2 seconds.
To count from 1 to 21,102,242 would take you about two 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 21102242 cubic inches would be around 23 feet tall.

Recreational maths with 21102242

21102242 backwards is 24220112
21102242 is a Harshad number.
The number of decimal digits it has is: 8
The sum of 21102242's digits is 14
More coming soon!

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The information we have on file for 21102242 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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