# 145200

## 145,200 is an even composite number composed of four prime numbers multiplied together.

What does the number 145200 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 90 divisors.

145200 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of ninety divisors.

## Prime factorization of 145200:

### 24 × 3 × 52 × 112

(2 × 2 × 2 × 2 × 3 × 5 × 5 × 11 × 11)

See below for interesting mathematical facts about the number 145200 from the Numbermatics database.

### Names of 145200

• Cardinal: 145200 can be written as One hundred forty-five thousand, two hundred.

### Scientific notation

• Scientific notation: 1.452 × 105

### Factors of 145200

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 21

### Divisors of 145200

• Number of divisors d(n): 90
• Complete list of divisors:
• Sum of all divisors σ(n): 511252
• Sum of proper divisors (its aliquot sum) s(n): 366052
• 145200 is an abundant number, because the sum of its proper divisors (366052) is greater than itself. Its abundance is 220852

### Bases of 145200

• Binary: 1000110111001100002
• Base-36: 341C

### Squares and roots of 145200

• 145200 squared (1452002) is 21083040000
• 145200 cubed (1452003) is 3061257408000000
• The square root of 145200 is 381.0511776651
• The cube root of 145200 is 52.5600220549

### Scales and comparisons

How big is 145200?
• 145,200 seconds is equal to 1 day, 16 hours, 20 minutes.
• To count from 1 to 145,200 would take you about sixteen 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 145200 cubic inches would be around 4.4 feet tall.

### Recreational maths with 145200

• 145200 backwards is 002541
• 145200 is a Harshad number.
• The number of decimal digits it has is: 6
• The sum of 145200's digits is 12
• More coming soon!