# 9809

## 9,809 is an odd composite number composed of two prime numbers multiplied together.

What does the number 9809 look like?

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

9809 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 9809:

### 17 × 577

See below for interesting mathematical facts about the number 9809 from the Numbermatics database.

### Names of 9809

• Cardinal: 9809 can be written as Nine thousand, eight hundred nine.

### Scientific notation

• Scientific notation: 9.809 × 103

### Factors of 9809

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 594

### Divisors of 9809

• Number of divisors d(n): 4
• Complete list of divisors:
• Sum of all divisors σ(n): 10404
• Sum of proper divisors (its aliquot sum) s(n): 595
• 9809 is a deficient number, because the sum of its proper divisors (595) is less than itself. Its deficiency is 9214

### Bases of 9809

• Binary: 100110010100012
• Base-36: 7KH

### Squares and roots of 9809

• 9809 squared (98092) is 96216481
• 9809 cubed (98093) is 943787462129
• The square root of 9809 is 99.0403957989
• The cube root of 9809 is 21.4062985507

### Scales and comparisons

How big is 9809?
• 9,809 seconds is equal to 2 hours, 43 minutes, 29 seconds.
• To count from 1 to 9,809 would take you about two 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 9809 cubic inches would be around 1.8 feet tall.

### Recreational maths with 9809

• 9809 backwards is 9089
• The number of decimal digits it has is: 4
• The sum of 9809's digits is 26
• More coming soon!