# 77072

## 77,072 is an even composite number composed of two prime numbers multiplied together.

What does the number 77072 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 10 divisors.

77072 is an even composite number. It is composed of two distinct prime numbers multiplied together. It has a total of ten divisors.

## Prime factorization of 77072:

### 24 × 4817

(2 × 2 × 2 × 2 × 4817)

See below for interesting mathematical facts about the number 77072 from the Numbermatics database.

### Names of 77072

• Cardinal: 77072 can be written as Seventy-seven thousand and seventy-two.

### Scientific notation

• Scientific notation: 7.7072 × 104

### Factors of 77072

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 4819

### Divisors of 77072

• Number of divisors d(n): 10
• Complete list of divisors:
• Sum of all divisors σ(n): 149358
• Sum of proper divisors (its aliquot sum) s(n): 72286
• 77072 is a deficient number, because the sum of its proper divisors (72286) is less than itself. Its deficiency is 4786

### Bases of 77072

• Binary: 100101101000100002
• Base-36: 1NGW

### Squares and roots of 77072

• 77072 squared (770722) is 5940093184
• 77072 cubed (770723) is 457814861877248
• The square root of 77072 is 277.6184431917
• The cube root of 77072 is 42.5564647413

### Scales and comparisons

How big is 77072?
• 77,072 seconds is equal to 21 hours, 24 minutes, 32 seconds.
• To count from 1 to 77,072 would take you about twenty-one 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 77072 cubic inches would be around 3.5 feet tall.

### Recreational maths with 77072

• 77072 backwards is 27077
• The number of decimal digits it has is: 5
• The sum of 77072's digits is 23
• More coming soon!