# 19481

## 19,481 is an odd composite number composed of three prime numbers multiplied together.

What does the number 19481 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 12 divisors.

19481 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twelve divisors.

## Prime factorization of 19481:

### 7 × 112 × 23

(7 × 11 × 11 × 23)

See below for interesting mathematical facts about the number 19481 from the Numbermatics database.

### Names of 19481

• Cardinal: 19481 can be written as Nineteen thousand, four hundred eighty-one.

### Scientific notation

• Scientific notation: 1.9481 × 104

### Factors of 19481

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 41

### Divisors of 19481

• Number of divisors d(n): 12
• Complete list of divisors:
• Sum of all divisors σ(n): 25536
• Sum of proper divisors (its aliquot sum) s(n): 6055
• 19481 is a deficient number, because the sum of its proper divisors (6055) is less than itself. Its deficiency is 13426

### Bases of 19481

• Binary: 1001100000110012
• Base-36: F15

### Squares and roots of 19481

• 19481 squared (194812) is 379509361
• 19481 cubed (194813) is 7393221861641
• The square root of 19481 is 139.5743529449
• The cube root of 19481 is 26.9073182505

### Scales and comparisons

How big is 19481?
• 19,481 seconds is equal to 5 hours, 24 minutes, 41 seconds.
• To count from 1 to 19,481 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 19481 cubic inches would be around 2.2 feet tall.

### Recreational maths with 19481

• 19481 backwards is 18491
• 19481 is a Harshad number.
• The number of decimal digits it has is: 5
• The sum of 19481's digits is 23
• More coming soon!