# 19920139040

## 19,920,139,040 is an even composite number composed of five prime numbers multiplied together.

What does the number 19920139040 look like?

This visualization shows the relationship between its 5 prime factors (large circles) and 96 divisors.

19920139040 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of ninety-six divisors.

## Prime factorization of 19920139040:

### 25 × 5 × 53 × 1187 × 1979

(2 × 2 × 2 × 2 × 2 × 5 × 53 × 1187 × 1979)

See below for interesting mathematical facts about the number 19920139040 from the Numbermatics database.

### Names of 19920139040

• Cardinal: 19920139040 can be written as Nineteen billion, nine hundred twenty million, one hundred thirty-nine thousand and forty.

### Scientific notation

• Scientific notation: 1.992013904 × 1010

### Factors of 19920139040

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 3226

### Divisors of 19920139040

• Number of divisors d(n): 96
• Complete list of divisors:
• Sum of all divisors σ(n): 48013922880
• Sum of proper divisors (its aliquot sum) s(n): 28093783840
• 19920139040 is an abundant number, because the sum of its proper divisors (28093783840) is greater than itself. Its abundance is 8173644800

### Bases of 19920139040

• Binary: 100101000110101010100110011001000002
• Base-36: 95FXPNK

### Squares and roots of 19920139040

• 19920139040 squared (199201390402) is 396811939372932121600
• 19920139040 cubed (199201390403) is 7904549005040858274754187264000
• The square root of 19920139040 is 141138.7226809141
• The cube root of 19920139040 is 2710.7998637483

### Scales and comparisons

How big is 19920139040?
• 19,920,139,040 seconds is equal to 633 years, 20 weeks, 5 days, 3 hours, 57 minutes, 20 seconds.
• To count from 1 to 19,920,139,040 would take you about one thousand, two hundred sixty-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 19920139040 cubic inches would be around 225.9 feet tall.

### Recreational maths with 19920139040

• 19920139040 backwards is 04093102991
• The number of decimal digits it has is: 11
• The sum of 19920139040's digits is 38
• More coming soon!