# 42135

## 42,135 is an odd composite number composed of three prime numbers multiplied together.

What does the number 42135 look like?

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

42135 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 42135:

### 3 × 5 × 532

(3 × 5 × 53 × 53)

See below for interesting mathematical facts about the number 42135 from the Numbermatics database.

### Names of 42135

• Cardinal: 42135 can be written as Forty-two thousand, one hundred thirty-five.

### Scientific notation

• Scientific notation: 4.2135 × 104

### Factors of 42135

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 61

### Divisors of 42135

• Number of divisors d(n): 12
• Complete list of divisors:
• Sum of all divisors σ(n): 68712
• Sum of proper divisors (its aliquot sum) s(n): 26577
• 42135 is a deficient number, because the sum of its proper divisors (26577) is less than itself. Its deficiency is 15558

### Bases of 42135

• Binary: 10100100100101112
• Base-36: WIF

### Squares and roots of 42135

• 42135 squared (421352) is 1775358225
• 42135 cubed (421353) is 74804718810375
• The square root of 42135 is 205.2681173489
• The cube root of 42135 is 34.7974697593

### Scales and comparisons

How big is 42135?
• 42,135 seconds is equal to 11 hours, 42 minutes, 15 seconds.
• To count from 1 to 42,135 would take you about eleven 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 42135 cubic inches would be around 2.9 feet tall.

### Recreational maths with 42135

• 42135 backwards is 53124
• 42135 is a Harshad number.
• The number of decimal digits it has is: 5
• The sum of 42135's digits is 15
• More coming soon!