# 140920640

## 140,920,640 is an even composite number composed of five prime numbers multiplied together.

What does the number 140920640 look like?

This visualization shows the relationship between its 5 prime factors (large circles) and 112 divisors.

140920640 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred twelve divisors.

## Prime factorization of 140920640:

### 26 × 5 × 7 × 53 × 1187

(2 × 2 × 2 × 2 × 2 × 2 × 5 × 7 × 53 × 1187)

See below for interesting mathematical facts about the number 140920640 from the Numbermatics database.

### Names of 140920640

• Cardinal: 140920640 can be written as One hundred forty million, nine hundred twenty thousand, six hundred forty.

### Scientific notation

• Scientific notation: 1.4092064 × 108

### Factors of 140920640

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1254

### Divisors of 140920640

• Number of divisors d(n): 112
• Complete list of divisors:
• Sum of all divisors σ(n): 391070592
• Sum of proper divisors (its aliquot sum) s(n): 250149952
• 140920640 is an abundant number, because the sum of its proper divisors (250149952) is greater than itself. Its abundance is 109229312

### Bases of 140920640

• Binary: 10000110011001000111010000002
• Base-36: 2BWF28

### Squares and roots of 140920640

• 140920640 squared (1409206402) is 19858626778009600
• 140920640 cubed (1409206403) is 2798490395078250758144000
• The square root of 140920640 is 11870.9999578805
• The cube root of 140920640 is 520.3851190445

### Scales and comparisons

How big is 140920640?
• 140,920,640 seconds is equal to 4 years, 25 weeks, 37 minutes, 20 seconds.
• To count from 1 to 140,920,640 would take you about six years!

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 140920640 cubic inches would be around 43.4 feet tall.

### Recreational maths with 140920640

• 140920640 backwards is 046029041
• The number of decimal digits it has is: 9
• The sum of 140920640's digits is 26
• More coming soon!