216864

216,864 is an even composite number composed of three prime numbers multiplied together.

What does the number 216864 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 48 divisors.

216864 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of forty-eight divisors.

Prime factorization of 216864:

2⁵ × 3³ × 251

(2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 251)

See below for interesting mathematical facts about the number 216864 from the Numbermatics database.

Names of 216864

Cardinal: 216864 can be written as Two hundred sixteen thousand, eight hundred sixty-four.

Scientific notation

Scientific notation: 2.16864 × 10⁵

Factors of 216864

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 9
Sum of prime factors: 256

Divisors of 216864

Number of divisors d(n): 48
Complete list of divisors:
1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 72 96 108 144 216 251 288 432 502 753 864 1004 1506 2008 2259 3012 4016 4518 6024 6777 8032 9036 12048 13554 18072 24096 27108 36144 54216 72288 108432 216864
Sum of all divisors σ(n): 635040
Sum of proper divisors (its aliquot sum) s(n): 418176
216864 is an abundant number, because the sum of its proper divisors (418176) is greater than itself. Its abundance is 201312

Bases of 216864

Binary: 110100111100100000₂
Hexadecimal: 0x34F20
Base-36: 4NC0

Squares and roots of 216864

216864 squared (216864²) is 47029994496
216864 cubed (216864³) is 10199112726380544
The square root of 216864 is 465.6865898863
The cube root of 216864 is 60.0798935697

Scales and comparisons

How big is 216864?

216,864 seconds is equal to 2 days, 12 hours, 14 minutes, 24 seconds.
To count from 1 to 216,864 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 216864 cubic inches would be around 5 feet tall.

Recreational maths with 216864

216864 backwards is 468612
216864 is a Harshad number.
The number of decimal digits it has is: 6
The sum of 216864's digits is 27
More coming soon!

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The information we have on file for 216864 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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