81333

81,333 is an odd composite number composed of three prime numbers multiplied together.

What does the number 81333 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 12 divisors.

81333 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twelve divisors.

Prime factorization of 81333:

3² × 7 × 1291

(3 × 3 × 7 × 1291)

See below for interesting mathematical facts about the number 81333 from the Numbermatics database.

Names of 81333

Cardinal: 81333 can be written as Eighty-one thousand, three hundred thirty-three.

Scientific notation

Scientific notation: 8.1333 × 10⁴

Factors of 81333

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 4
Sum of prime factors: 1301

Divisors of 81333

Number of divisors d(n): 12
Complete list of divisors:
1 3 7 9 21 63 1291 3873 9037 11619 27111 81333
Sum of all divisors σ(n): 134368
Sum of proper divisors (its aliquot sum) s(n): 53035
81333 is a deficient number, because the sum of its proper divisors (53035) is less than itself. Its deficiency is 28298

Bases of 81333

Binary: 10011110110110101₂
Hexadecimal: 0x13DB5
Base-36: 1QR9

Squares and roots of 81333

81333 squared (81333²) is 6615056889
81333 cubed (81333³) is 538022421953037
The square root of 81333 is 285.1894107431
The cube root of 81333 is 43.3266985239

Scales and comparisons

How big is 81333?

81,333 seconds is equal to 22 hours, 35 minutes, 33 seconds.
To count from 1 to 81,333 would take you about twenty-two hours.

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 81333 cubic inches would be around 3.6 feet tall.

Recreational maths with 81333

81333 backwards is 33318
The number of decimal digits it has is: 5
The sum of 81333's digits is 18
More coming soon!

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The information we have on file for 81333 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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