# 2999

## 2,999 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 2999 look like?

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

2999 is a prime number. Like all primes (except two), it is an odd number.

## Prime factorization of 2999:

### 2999

See below for interesting mathematical facts about the number 2999 from the Numbermatics database.

### Names of 2999

• Cardinal: 2999 can be written as Two thousand, nine hundred ninety-nine.

### Scientific notation

• Scientific notation: 2.999 × 103

### Factors of 2999

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 2999

### Divisors of 2999

• Number of divisors d(n): 2
• Complete list of divisors:
• Sum of all divisors σ(n): 3000
• Sum of proper divisors (its aliquot sum) s(n): 1
• 2999 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 2998

### Bases of 2999

• Binary: 1011101101112
• Base-36: 2BB

### Squares and roots of 2999

• 2999 squared (29992) is 8994001
• 2999 cubed (29993) is 26973008999
• The square root of 2999 is 54.7631262803
• The cube root of 2999 is 14.4208930255

### Scales and comparisons

How big is 2999?
• 2,999 seconds is equal to 49 minutes, 59 seconds.
• To count from 1 to 2,999 would take you about forty-nine 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 2999 cubic inches would be around 1.2 feet tall.

### Recreational maths with 2999

• 2999 backwards is 9992
• 2999 is a twin prime! Its twin is 3001
• The number of decimal digits it has is: 4
• The sum of 2999's digits is 29
• More coming soon!