# 2942140

## 2,942,140 is an even composite number composed of three prime numbers multiplied together.

What does the number 2942140 look like?

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

2942140 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twelve divisors.

## Prime factorization of 2942140:

### 22 × 5 × 147107

(2 × 2 × 5 × 147107)

See below for interesting mathematical facts about the number 2942140 from the Numbermatics database.

### Names of 2942140

• Cardinal: 2942140 can be written as Two million, nine hundred forty-two thousand, one hundred forty.

### Scientific notation

• Scientific notation: 2.94214 × 106

### Factors of 2942140

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 147114

### Divisors of 2942140

• Number of divisors d(n): 12
• Complete list of divisors:
• Sum of all divisors σ(n): 6178536
• Sum of proper divisors (its aliquot sum) s(n): 3236396
• 2942140 is an abundant number, because the sum of its proper divisors (3236396) is greater than itself. Its abundance is 294256

### Bases of 2942140

• Binary: 10110011100100101111002
• Base-36: 1R264

### Squares and roots of 2942140

• 2942140 squared (29421402) is 8656187779600
• 2942140 cubed (29421403) is 25467716313872344000
• The square root of 2942140 is 1715.2667431045
• The cube root of 2942140 is 143.2917251981

### Scales and comparisons

How big is 2942140?
• 2,942,140 seconds is equal to 4 weeks, 6 days, 1 hour, 15 minutes, 40 seconds.
• To count from 1 to 2,942,140 would take you about seven weeks!

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 2942140 cubic inches would be around 11.9 feet tall.

### Recreational maths with 2942140

• 2942140 backwards is 0412492
• The number of decimal digits it has is: 7
• The sum of 2942140's digits is 22
• More coming soon!