213728

213,728 is an even composite number composed of two prime numbers multiplied together.

What does the number 213728 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 12 divisors.

213728 is an even composite number. It is composed of two distinct prime numbers multiplied together. It has a total of twelve divisors.

Prime factorization of 213728:

2⁵ × 6679

(2 × 2 × 2 × 2 × 2 × 6679)

See below for interesting mathematical facts about the number 213728 from the Numbermatics database.

Names of 213728

Cardinal: 213728 can be written as Two hundred thirteen thousand, seven hundred twenty-eight.

Scientific notation

Scientific notation: 2.13728 × 10⁵

Factors of 213728

Number of distinct prime factors ω(n): 2
Total number of prime factors Ω(n): 6
Sum of prime factors: 6681

Divisors of 213728

Number of divisors d(n): 12
Complete list of divisors:
1 2 4 8 16 32 6679 13358 26716 53432 106864 213728
Sum of all divisors σ(n): 420840
Sum of proper divisors (its aliquot sum) s(n): 207112
213728 is a deficient number, because the sum of its proper divisors (207112) is less than itself. Its deficiency is 6616

Bases of 213728

Binary: 110100001011100000₂
Hexadecimal: 0x342E0
Base-36: 4KWW

Squares and roots of 213728

213728 squared (213728²) is 45679657984
213728 cubed (213728³) is 9763021941604352
The square root of 213728 is 462.3072571353
The cube root of 213728 is 59.7888876941

Scales and comparisons

How big is 213728?

213,728 seconds is equal to 2 days, 11 hours, 22 minutes, 8 seconds.
To count from 1 to 213,728 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 213728 cubic inches would be around 5 feet tall.

Recreational maths with 213728

213728 backwards is 827312
The number of decimal digits it has is: 6
The sum of 213728's digits is 23
More coming soon!

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The information we have on file for 213728 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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