# 761

## 761 is a prime number. Like all primes greater than two, it is odd and has no factors apart from itself and one.

What does the number 761 look like?

As a prime, it is not composed of any other numbers and has no internal structure.

761 is a prime number. Like all primes (except two), it is an odd number.

## Prime factorization of 761:

### 761

See below for interesting mathematical facts about the number 761 from the Numbermatics database.

### Names of 761

• Cardinal: 761 can be written as Seven hundred sixty-one.

### Scientific notation

• Scientific notation: 7.61 × 102

### Factors of 761

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 761

### Divisors of 761

• Number of divisors d(n): 2
• Complete list of divisors:
• Sum of all divisors σ(n): 762
• Sum of proper divisors (its aliquot sum) s(n): 1
• 761 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 760

### Bases of 761

• Binary: 10111110012
• Base-36: L5

### Squares and roots of 761

• 761 squared (7612) is 579121
• 761 cubed (7613) is 440711081
• The square root of 761 is 27.5862284483
• The cube root of 761 is 9.1298060627

### Scales and comparisons

How big is 761?
• 761 seconds is equal to 12 minutes, 41 seconds.
• To count from 1 to 761 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 761 cubic inches would be around 0.8 feet tall.

### Recreational maths with 761

• 761 backwards is 167
• The number of decimal digits it has is: 3
• The sum of 761's digits is 14
• More coming soon!