# 39397

## 39,397 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 39397 look like?

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

39397 is a prime number. Like all primes (except two), it is an odd number.

## Prime factorization of 39397:

### 39397

See below for interesting mathematical facts about the number 39397 from the Numbermatics database.

### Names of 39397

• Cardinal: 39397 can be written as Thirty-nine thousand, three hundred ninety-seven.

### Scientific notation

• Scientific notation: 3.9397 × 104

### Factors of 39397

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 39397

### Divisors of 39397

• Number of divisors d(n): 2
• Complete list of divisors:
• Sum of all divisors σ(n): 39398
• Sum of proper divisors (its aliquot sum) s(n): 1
• 39397 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 39396

### Bases of 39397

• Binary: 10011001111001012
• Base-36: UED

### Squares and roots of 39397

• 39397 squared (393972) is 1552123609
• 39397 cubed (393973) is 61149013823773
• The square root of 39397 is 198.4867753781
• The cube root of 39397 is 34.0267954859

### Scales and comparisons

How big is 39397?
• 39,397 seconds is equal to 10 hours, 56 minutes, 37 seconds.
• To count from 1 to 39,397 would take you about ten 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 39397 cubic inches would be around 2.8 feet tall.

### Recreational maths with 39397

• 39397 backwards is 79393
• The number of decimal digits it has is: 5
• The sum of 39397's digits is 31
• More coming soon!