# 770

## 770 is an even composite number composed of four prime numbers multiplied together.

What does the number 770 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 16 divisors.

770 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixteen divisors.

## Prime factorization of 770:

### 2 × 5 × 7 × 11

See below for interesting mathematical facts about the number 770 from the Numbermatics database.

### Names of 770

• Cardinal: 770 can be written as Seven hundred seventy.

### Scientific notation

• Scientific notation: 7.7 × 102

### Factors of 770

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 25

### Divisors of 770

• Number of divisors d(n): 16
• Complete list of divisors:
• Sum of all divisors σ(n): 1728
• Sum of proper divisors (its aliquot sum) s(n): 958
• 770 is an abundant number, because the sum of its proper divisors (958) is greater than itself. Its abundance is 188

### Bases of 770

• Binary: 11000000102
• Base-36: LE

### Squares and roots of 770

• 770 squared (7702) is 592900
• 770 cubed (7703) is 456533000
• The square root of 770 is 27.7488738511
• The cube root of 770 is 9.1656564543

### Scales and comparisons

How big is 770?
• 770 seconds is equal to 12 minutes, 50 seconds.
• To count from 1 to 770 would take you about six 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 770 cubic inches would be around 0.8 feet tall.

### Recreational maths with 770

• 770 backwards is 077
• 770 is a Harshad number.
• The number of decimal digits it has is: 3
• The sum of 770's digits is 14
• More coming soon!