216489

216,489 is an odd composite number composed of four prime numbers multiplied together.

What does the number 216489 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 24 divisors.

216489 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of twenty-four divisors.

Prime factorization of 216489:

3 × 7 × 13² × 61

(3 × 7 × 13 × 13 × 61)

See below for interesting mathematical facts about the number 216489 from the Numbermatics database.

Names of 216489

Cardinal: 216489 can be written as Two hundred sixteen thousand, four hundred eighty-nine.

Scientific notation

Scientific notation: 2.16489 × 10⁵

Factors of 216489

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 5
Sum of prime factors: 84

Divisors of 216489

Number of divisors d(n): 24
Complete list of divisors:
1 3 7 13 21 39 61 91 169 183 273 427 507 793 1183 1281 2379 3549 5551 10309 16653 30927 72163 216489
Sum of all divisors σ(n): 363072
Sum of proper divisors (its aliquot sum) s(n): 146583
216489 is a deficient number, because the sum of its proper divisors (146583) is less than itself. Its deficiency is 69906

Bases of 216489

Binary: 110100110110101001₂
Hexadecimal: 0x34DA9
Base-36: 4N1L

Squares and roots of 216489

216489 squared (216489²) is 46867487121
216489 cubed (216489³) is 10146295419338169
The square root of 216489 is 465.2837843725
The cube root of 216489 is 60.0452436527

Scales and comparisons

How big is 216489?

216,489 seconds is equal to 2 days, 12 hours, 8 minutes, 9 seconds.
To count from 1 to 216,489 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 216489 cubic inches would be around 5 feet tall.

Recreational maths with 216489

216489 backwards is 984612
The number of decimal digits it has is: 6
The sum of 216489's digits is 30
More coming soon!

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The information we have on file for 216489 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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