# 20449

## 20,449 is an odd composite number composed of two prime numbers multiplied together.

What does the number 20449 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 9 divisors.

20449 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of nine divisors.

## Prime factorization of 20449:

### 112 × 132

(11 × 11 × 13 × 13)

See below for interesting mathematical facts about the number 20449 from the Numbermatics database.

### Names of 20449

• Cardinal: 20449 can be written as Twenty thousand, four hundred forty-nine.

### Scientific notation

• Scientific notation: 2.0449 × 104

### Factors of 20449

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 24

### Divisors of 20449

• Number of divisors d(n): 9
• Complete list of divisors:
• Sum of all divisors σ(n): 24339
• Sum of proper divisors (its aliquot sum) s(n): 3890
• 20449 is a deficient number, because the sum of its proper divisors (3890) is less than itself. Its deficiency is 16559

### Bases of 20449

• Binary: 1001111111000012
• Base-36: FS1

### Squares and roots of 20449

• 20449 squared (204492) is 418161601
• 20449 cubed (204493) is 8550986578849
• 20449 is a perfect square number. Its square root is 143
• The cube root of 20449 is 27.3458036825

### Scales and comparisons

How big is 20449?
• 20,449 seconds is equal to 5 hours, 40 minutes, 49 seconds.
• To count from 1 to 20,449 would take you about five 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 20449 cubic inches would be around 2.3 feet tall.

### Recreational maths with 20449

• 20449 backwards is 94402
• The number of decimal digits it has is: 5
• The sum of 20449's digits is 19
• More coming soon!