72261

72,261 is an odd composite number composed of four prime numbers multiplied together.

What does the number 72261 look like?

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

72261 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 72261:

3² × 7 × 31 × 37

(3 × 3 × 7 × 31 × 37)

See below for interesting mathematical facts about the number 72261 from the Numbermatics database.

Names of 72261

Cardinal: 72261 can be written as Seventy-two thousand, two hundred sixty-one.

Scientific notation

Scientific notation: 7.2261 × 10⁴

Factors of 72261

Number of distinct prime factors ω(n): 4
Total number of prime factors Ω(n): 5
Sum of prime factors: 78

Divisors of 72261

Number of divisors d(n): 24
Complete list of divisors:
1 3 7 9 21 31 37 63 93 111 217 259 279 333 651 777 1147 1953 2331 3441 8029 10323 24087 72261
Sum of all divisors σ(n): 126464
Sum of proper divisors (its aliquot sum) s(n): 54203
72261 is a deficient number, because the sum of its proper divisors (54203) is less than itself. Its deficiency is 18058

Bases of 72261

Binary: 10001101001000101₂
Hexadecimal: 0x11A45
Base-36: 1JR9

Squares and roots of 72261

72261 squared (72261²) is 5221652121
72261 cubed (72261³) is 377321803915581
The square root of 72261 is 268.8140621321
The cube root of 72261 is 41.6518845341

Scales and comparisons

How big is 72261?

72,261 seconds is equal to 20 hours, 4 minutes, 21 seconds.
To count from 1 to 72,261 would take you about twenty 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 72261 cubic inches would be around 3.5 feet tall.

Recreational maths with 72261

72261 backwards is 16227
The number of decimal digits it has is: 5
The sum of 72261's digits is 18
More coming soon!

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The information we have on file for 72261 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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