# 29989

## 29,989 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 29989 look like?

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

29989 is a prime number. Like all primes (except two), it is an odd number.

## Prime factorization of 29989:

### 29989

See below for interesting mathematical facts about the number 29989 from the Numbermatics database.

### Names of 29989

• Cardinal: 29989 can be written as Twenty-nine thousand, nine hundred eighty-nine.

### Scientific notation

• Scientific notation: 2.9989 × 104

### Factors of 29989

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 29989

### Divisors of 29989

• Number of divisors d(n): 2
• Complete list of divisors:
• Sum of all divisors σ(n): 29990
• Sum of proper divisors (its aliquot sum) s(n): 1
• 29989 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 29988

### Bases of 29989

• Binary: 1110101001001012
• Base-36: N51

### Squares and roots of 29989

• 29989 squared (299892) is 899340121
• 29989 cubed (299893) is 26970310888669
• The square root of 29989 is 173.1733235809
• The cube root of 29989 is 31.0685268667

### Scales and comparisons

How big is 29989?
• 29,989 seconds is equal to 8 hours, 19 minutes, 49 seconds.
• To count from 1 to 29,989 would take you about eight 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 29989 cubic inches would be around 2.6 feet tall.

### Recreational maths with 29989

• 29989 backwards is 98992
• The number of decimal digits it has is: 5
• The sum of 29989's digits is 37
• More coming soon!