216442

216,442 is an even composite number composed of three prime numbers multiplied together.

What does the number 216442 look like?

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

216442 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of eight divisors.

Prime factorization of 216442:

2 × 31 × 3491

See below for interesting mathematical facts about the number 216442 from the Numbermatics database.

Names of 216442

Cardinal: 216442 can be written as Two hundred sixteen thousand, four hundred forty-two.

Scientific notation

Scientific notation: 2.16442 × 10⁵

Factors of 216442

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 3
Sum of prime factors: 3524

Divisors of 216442

Number of divisors d(n): 8
Complete list of divisors:
1 2 31 62 3491 6982 108221 216442
Sum of all divisors σ(n): 335232
Sum of proper divisors (its aliquot sum) s(n): 118790
216442 is a deficient number, because the sum of its proper divisors (118790) is less than itself. Its deficiency is 97652

Bases of 216442

Binary: 110100110101111010₂
Hexadecimal: 0x34D7A
Base-36: 4N0A

Squares and roots of 216442

216442 squared (216442²) is 46847139364
216442 cubed (216442³) is 10139688538222888
The square root of 216442 is 465.2332748203
The cube root of 216442 is 60.0408980419

Scales and comparisons

How big is 216442?

216,442 seconds is equal to 2 days, 12 hours, 7 minutes, 22 seconds.
To count from 1 to 216,442 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 216442 cubic inches would be around 5 feet tall.

Recreational maths with 216442

216442 backwards is 244612
The number of decimal digits it has is: 6
The sum of 216442's digits is 19
More coming soon!

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The information we have on file for 216442 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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