# 100399

## 100,399 is an odd composite number composed of two prime numbers multiplied together.

What does the number 100399 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 4 divisors.

100399 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of four divisors.

## Prime factorization of 100399:

### 13 × 7723

See below for interesting mathematical facts about the number 100399 from the Numbermatics database.

### Names of 100399

• Cardinal: 100399 can be written as One hundred thousand, three hundred ninety-nine.

### Scientific notation

• Scientific notation: 1.00399 × 105

### Factors of 100399

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 7736

### Divisors of 100399

• Number of divisors d(n): 4
• Complete list of divisors:
• Sum of all divisors σ(n): 108136
• Sum of proper divisors (its aliquot sum) s(n): 7737
• 100399 is a deficient number, because the sum of its proper divisors (7737) is less than itself. Its deficiency is 92662

### Bases of 100399

• Binary: 110001000001011112
• Base-36: 25GV

### Squares and roots of 100399

• 100399 squared (1003992) is 10079959201
• 100399 cubed (1003993) is 1012017823821199
• The square root of 100399 is 316.8580123653
• The cube root of 100399 is 46.4775395441

### Scales and comparisons

How big is 100399?
• 100,399 seconds is equal to 1 day, 3 hours, 53 minutes, 19 seconds.
• To count from 1 to 100,399 would take you about three 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 100399 cubic inches would be around 3.9 feet tall.

### Recreational maths with 100399

• 100399 backwards is 993001
• The number of decimal digits it has is: 6
• The sum of 100399's digits is 22
• More coming soon!