20697220

20,697,220 is an even composite number composed of three prime numbers multiplied together.

What does the number 20697220 look like?

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

20697220 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 20697220:

2² × 5 × 1034861

(2 × 2 × 5 × 1034861)

See below for interesting mathematical facts about the number 20697220 from the Numbermatics database.

Names of 20697220

Cardinal: 20697220 can be written as Twenty million, six hundred ninety-seven thousand, two hundred twenty.

Scientific notation

Scientific notation: 2.069722 × 10⁷

Factors of 20697220

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 4
Sum of prime factors: 1034868

Divisors of 20697220

Number of divisors d(n): 12
Complete list of divisors:
1 2 4 5 10 20 1034861 2069722 4139444 5174305 10348610 20697220
Sum of all divisors σ(n): 43464204
Sum of proper divisors (its aliquot sum) s(n): 22766984
20697220 is an abundant number, because the sum of its proper divisors (22766984) is greater than itself. Its abundance is 2069764

Bases of 20697220

Binary: 1001110111101000010000100₂
Hexadecimal: 0x13BD084
Base-36: CBM2S

Squares and roots of 20697220

20697220 squared (20697220²) is 428374915728400
20697220 cubed (20697220³) is 8866169873312155048000
The square root of 20697220 is 4549.4197432201
The cube root of 20697220 is 274.5600458333

Scales and comparisons

How big is 20697220?

20,697,220 seconds is equal to 34 weeks, 1 day, 13 hours, 13 minutes, 40 seconds.
To count from 1 to 20,697,220 would take you about fifty-one weeks!

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 20697220 cubic inches would be around 22.9 feet tall.

Recreational maths with 20697220

20697220 backwards is 02279602
The number of decimal digits it has is: 8
The sum of 20697220's digits is 28
More coming soon!

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The information we have on file for 20697220 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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