# 72124

## 72,124 is an even composite number composed of four prime numbers multiplied together.

What does the number 72124 look like?

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

72124 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of twenty-four divisors.

## Prime factorization of 72124:

### 22 × 13 × 19 × 73

(2 × 2 × 13 × 19 × 73)

See below for interesting mathematical facts about the number 72124 from the Numbermatics database.

### Names of 72124

• Cardinal: 72124 can be written as Seventy-two thousand, one hundred twenty-four.

### Scientific notation

• Scientific notation: 7.2124 × 104

### Factors of 72124

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 107

### Divisors of 72124

• Number of divisors d(n): 24
• Complete list of divisors:
• Sum of all divisors σ(n): 145040
• Sum of proper divisors (its aliquot sum) s(n): 72916
• 72124 is an abundant number, because the sum of its proper divisors (72916) is greater than itself. Its abundance is 792

### Bases of 72124

• Binary: 100011001101111002
• Base-36: 1JNG

### Squares and roots of 72124

• 72124 squared (721242) is 5201871376
• 72124 cubed (721243) is 375179771122624
• The square root of 72124 is 268.5591182589
• The cube root of 72124 is 41.6255452077

### Scales and comparisons

How big is 72124?
• 72,124 seconds is equal to 20 hours, 2 minutes, 4 seconds.
• To count from 1 to 72,124 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 72124 cubic inches would be around 3.5 feet tall.

### Recreational maths with 72124

• 72124 backwards is 42127
• The number of decimal digits it has is: 5
• The sum of 72124's digits is 16
• More coming soon!