# 64189

## 64,189 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 64189 look like?

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

64189 is a prime number. Like all primes (except two), it is an odd number.

## Prime factorization of 64189:

### 64189

See below for interesting mathematical facts about the number 64189 from the Numbermatics database.

### Names of 64189

• Cardinal: 64189 can be written as Sixty-four thousand, one hundred eighty-nine.

### Scientific notation

• Scientific notation: 6.4189 × 104

### Factors of 64189

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 64189

### Divisors of 64189

• Number of divisors d(n): 2
• Complete list of divisors:
• Sum of all divisors σ(n): 64190
• Sum of proper divisors (its aliquot sum) s(n): 1
• 64189 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 64188

### Bases of 64189

• Binary: 11111010101111012
• Base-36: 1DJ1

### Squares and roots of 64189

• 64189 squared (641892) is 4120227721
• 64189 cubed (641893) is 264473297183269
• The square root of 64189 is 253.3554814879
• The cube root of 64189 is 40.0393363037

### Scales and comparisons

How big is 64189?
• 64,189 seconds is equal to 17 hours, 49 minutes, 49 seconds.
• To count from 1 to 64,189 would take you about seventeen 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 64189 cubic inches would be around 3.3 feet tall.

### Recreational maths with 64189

• 64189 backwards is 98146
• The number of decimal digits it has is: 5
• The sum of 64189's digits is 28
• More coming soon!