# 142439

## 142,439 is an odd composite number composed of three prime numbers multiplied together.

What does the number 142439 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 8 divisors.

142439 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of eight divisors.

## Prime factorization of 142439:

### 11 × 23 × 563

See below for interesting mathematical facts about the number 142439 from the Numbermatics database.

### Names of 142439

• Cardinal: 142439 can be written as One hundred forty-two thousand, four hundred thirty-nine.

### Scientific notation

• Scientific notation: 1.42439 × 105

### Factors of 142439

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 597

### Divisors of 142439

• Number of divisors d(n): 8
• Complete list of divisors:
• Sum of all divisors σ(n): 162432
• Sum of proper divisors (its aliquot sum) s(n): 19993
• 142439 is a deficient number, because the sum of its proper divisors (19993) is less than itself. Its deficiency is 122446

### Bases of 142439

• Binary: 1000101100011001112
• Base-36: 31WN

### Squares and roots of 142439

• 142439 squared (1424392) is 20288868721
• 142439 cubed (1424393) is 2889926171750519
• The square root of 142439 is 377.4109166411
• The cube root of 142439 is 52.2247422623

### Scales and comparisons

How big is 142439?
• 142,439 seconds is equal to 1 day, 15 hours, 33 minutes, 59 seconds.
• To count from 1 to 142,439 would take you about fifteen 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 142439 cubic inches would be around 4.4 feet tall.

### Recreational maths with 142439

• 142439 backwards is 934241
• 142439 is a Harshad number.
• The number of decimal digits it has is: 6
• The sum of 142439's digits is 23
• More coming soon!