216213391

216,213,391 is an odd composite number composed of three prime numbers multiplied together.

What does the number 216213391 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 8 divisors.

216213391 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of eight divisors.

Prime factorization of 216213391:

241 × 421 × 2131

See below for interesting mathematical facts about the number 216213391 from the Numbermatics database.

Names of 216213391

Cardinal: 216213391 can be written as Two hundred sixteen million, two hundred thirteen thousand, three hundred ninety-one.

Scientific notation

Scientific notation: 2.16213391 × 10⁸

Factors of 216213391

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 3
Sum of prime factors: 2793

Divisors of 216213391

Number of divisors d(n): 8
Complete list of divisors:
1 241 421 2131 101461 513571 897151 216213391
Sum of all divisors σ(n): 217728368
Sum of proper divisors (its aliquot sum) s(n): 1514977
216213391 is a deficient number, because the sum of its proper divisors (1514977) is less than itself. Its deficiency is 214698414

Bases of 216213391

Binary: 1100111000110010011110001111₂
Hexadecimal: 0xCE3278F
Base-36: 3KQ7BJ

Squares and roots of 216213391

216213391 squared (216213391²) is 46748230447718881
216213391 cubed (216213391³) is 10107593428350747475735471
The square root of 216213391 is 14704.1963738247
The cube root of 216213391 is 600.1975192291

Scales and comparisons

How big is 216213391?

216,213,391 seconds is equal to 6 years, 45 weeks, 3 days, 11 hours, 16 minutes, 31 seconds.
To count from 1 to 216,213,391 would take you about ten years!

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 216213391 cubic inches would be around 50 feet tall.

Recreational maths with 216213391

216213391 backwards is 193312612
The number of decimal digits it has is: 9
The sum of 216213391's digits is 28
More coming soon!

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The information we have on file for 216213391 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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