21070220

21,070,220 is an even composite number composed of three prime numbers multiplied together.

What does the number 21070220 look like?

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

21070220 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 21070220:

2² × 5 × 1053511

(2 × 2 × 5 × 1053511)

See below for interesting mathematical facts about the number 21070220 from the Numbermatics database.

Names of 21070220

Cardinal: 21070220 can be written as Twenty-one million, seventy thousand, two hundred twenty.

Scientific notation

Scientific notation: 2.107022 × 10⁷

Factors of 21070220

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 4
Sum of prime factors: 1053518

Divisors of 21070220

Number of divisors d(n): 12
Complete list of divisors:
1 2 4 5 10 20 1053511 2107022 4214044 5267555 10535110 21070220
Sum of all divisors σ(n): 44247504
Sum of proper divisors (its aliquot sum) s(n): 23177284
21070220 is an abundant number, because the sum of its proper divisors (23177284) is greater than itself. Its abundance is 2107064

Bases of 21070220

Binary: 1010000011000000110001100₂
Hexadecimal: 0x141818C
Base-36: CJLVW

Squares and roots of 21070220

21070220 squared (21070220²) is 443954170848400
21070220 cubed (21070220³) is 9354212049693374648000
The square root of 21070220 is 4590.2309310099
The cube root of 21070220 is 276.1995860857

Scales and comparisons

How big is 21070220?

21,070,220 seconds is equal to 34 weeks, 5 days, 20 hours, 50 minutes, 20 seconds.
To count from 1 to 21,070,220 would take you about nineteen 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 21070220 cubic inches would be around 23 feet tall.

Recreational maths with 21070220

21070220 backwards is 02207012
The number of decimal digits it has is: 8
The sum of 21070220's digits is 14
More coming soon!

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The information we have on file for 21070220 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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