# 875

## 875 is an odd composite number composed of two prime numbers multiplied together.

What does the number 875 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 8 divisors.

875 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of eight divisors.

## Prime factorization of 875:

### 53 × 7

(5 × 5 × 5 × 7)

See below for interesting mathematical facts about the number 875 from the Numbermatics database.

### Names of 875

• Cardinal: 875 can be written as Eight hundred seventy-five.

### Scientific notation

• Scientific notation: 8.75 × 102

### Factors of 875

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 12

### Divisors of 875

• Number of divisors d(n): 8
• Complete list of divisors:
• Sum of all divisors σ(n): 1248
• Sum of proper divisors (its aliquot sum) s(n): 373
• 875 is a deficient number, because the sum of its proper divisors (373) is less than itself. Its deficiency is 502

### Bases of 875

• Binary: 11011010112
• Base-36: OB

### Squares and roots of 875

• 875 squared (8752) is 765625
• 875 cubed (8753) is 669921875
• The square root of 875 is 29.5803989153
• The cube root of 875 is 9.5646559139

### Scales and comparisons

How big is 875?
• 875 seconds is equal to 14 minutes, 35 seconds.
• To count from 1 to 875 would take you about seven minutes.

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 875 cubic inches would be around 0.8 feet tall.

### Recreational maths with 875

• 875 backwards is 578
• The number of decimal digits it has is: 3
• The sum of 875's digits is 20
• More coming soon!