7975

7,975 is an odd composite number composed of three prime numbers multiplied together.

What does the number 7975 look like?

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

7975 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 7975:

5² × 11 × 29

(5 × 5 × 11 × 29)

See below for interesting mathematical facts about the number 7975 from the Numbermatics database.

Names of 7975

Cardinal: 7975 can be written as Seven thousand, nine hundred seventy-five.

Scientific notation

Scientific notation: 7.975 × 10³

Factors of 7975

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 4
Sum of prime factors: 45

Divisors of 7975

Number of divisors d(n): 12
Complete list of divisors:
1 5 11 25 29 55 145 275 319 725 1595 7975
Sum of all divisors σ(n): 11160
Sum of proper divisors (its aliquot sum) s(n): 3185
7975 is a deficient number, because the sum of its proper divisors (3185) is less than itself. Its deficiency is 4790

Bases of 7975

Binary: 1111100100111₂
Hexadecimal: 0x1F27
Base-36: 65J

Squares and roots of 7975

7975 squared (7975²) is 63600625
7975 cubed (7975³) is 507214984375
The square root of 7975 is 89.3028554975
The cube root of 7975 is 19.9791449275

Scales and comparisons

How big is 7975?

7,975 seconds is equal to 2 hours, 12 minutes, 55 seconds.
To count from 1 to 7,975 would take you about 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 7975 cubic inches would be around 1.7 feet tall.

Recreational maths with 7975

7975 backwards is 5797
The number of decimal digits it has is: 4
The sum of 7975's digits is 28
More coming soon!

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The information we have on file for 7975 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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