# 72213

## 72,213 is an odd composite number composed of two prime numbers multiplied together.

What does the number 72213 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 4 divisors.

72213 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of four divisors.

## Prime factorization of 72213:

### 3 × 24071

See below for interesting mathematical facts about the number 72213 from the Numbermatics database.

### Names of 72213

• Cardinal: 72213 can be written as Seventy-two thousand, two hundred thirteen.

### Scientific notation

• Scientific notation: 7.2213 × 104

### Factors of 72213

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 24074

### Divisors of 72213

• Number of divisors d(n): 4
• Complete list of divisors:
• Sum of all divisors σ(n): 96288
• Sum of proper divisors (its aliquot sum) s(n): 24075
• 72213 is a deficient number, because the sum of its proper divisors (24075) is less than itself. Its deficiency is 48138

### Bases of 72213

• Binary: 100011010000101012
• Base-36: 1JPX

### Squares and roots of 72213

• 72213 squared (722132) is 5214717369
• 72213 cubed (722133) is 376570385367597
• The square root of 72213 is 268.7247662573
• The cube root of 72213 is 41.6426599487

### Scales and comparisons

How big is 72213?
• 72,213 seconds is equal to 20 hours, 3 minutes, 33 seconds.
• To count from 1 to 72,213 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 72213 cubic inches would be around 3.5 feet tall.

### Recreational maths with 72213

• 72213 backwards is 31227
• The number of decimal digits it has is: 5
• The sum of 72213's digits is 15
• More coming soon!