21426020

21,426,020 is an even composite number composed of five prime numbers multiplied together.

What does the number 21426020 look like?

This visualization shows the relationship between its 5 prime factors (large circles) and 48 divisors.

21426020 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of forty-eight divisors.

Prime factorization of 21426020:

2² × 5 × 7 × 11 × 13913

(2 × 2 × 5 × 7 × 11 × 13913)

See below for interesting mathematical facts about the number 21426020 from the Numbermatics database.

Names of 21426020

Cardinal: 21426020 can be written as Twenty-one million, four hundred twenty-six thousand and twenty.

Scientific notation

Scientific notation: 2.142602 × 10⁷

Factors of 21426020

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 6
Sum of prime factors: 13938

Divisors of 21426020

Number of divisors d(n): 48
Complete list of divisors:
1 2 4 5 7 10 11 14 20 22 28 35 44 55 70 77 110 140 154 220 308 385 770 1540 13913 27826 55652 69565 97391 139130 153043 194782 278260 306086 389564 486955 612172 765215 973910 1071301 1530430 1947820 2142602 3060860 4285204 5356505 10713010 21426020
Sum of all divisors σ(n): 56101248
Sum of proper divisors (its aliquot sum) s(n): 34675228
21426020 is an abundant number, because the sum of its proper divisors (34675228) is greater than itself. Its abundance is 13249208

Bases of 21426020

Binary: 1010001101110111101100100₂
Hexadecimal: 0x146EF64
Base-36: CR8F8

Squares and roots of 21426020

21426020 squared (21426020²) is 459074333040400
21426020 cubed (21426020³) is 9836135841210271208000
The square root of 21426020 is 4628.8249048759
The cube root of 21426020 is 277.7455878549

Scales and comparisons

How big is 21426020?

21,426,020 seconds is equal to 35 weeks, 2 days, 23 hours, 40 minutes, 20 seconds.
To count from 1 to 21,426,020 would take you about twenty-three 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 21426020 cubic inches would be around 23.1 feet tall.

Recreational maths with 21426020

21426020 backwards is 02062412
The number of decimal digits it has is: 8
The sum of 21426020's digits is 17
More coming soon!

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The information we have on file for 21426020 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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