# 1138989600

## 1,138,989,600 is an even composite number composed of five prime numbers multiplied together.

What does the number 1138989600 look like?

This visualization shows the relationship between its 5 prime factors (large circles) and 648 divisors.

1138989600 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of six hundred forty-eight divisors.

## Prime factorization of 1138989600:

### 25 × 38 × 52 × 7 × 31

(2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 5 × 5 × 7 × 31)

See below for interesting mathematical facts about the number 1138989600 from the Numbermatics database.

### Names of 1138989600

• Cardinal: 1138989600 can be written as One billion, one hundred thirty-eight million, nine hundred eighty-nine thousand, six hundred.

### Scientific notation

• Scientific notation: 1.1389896 × 109

### Factors of 1138989600

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 48

### Divisors of 1138989600

• Number of divisors d(n): 648
• Complete list of divisors:
• Sum of all divisors σ(n): 4920185088
• Sum of proper divisors (its aliquot sum) s(n): 3781195488
• 1138989600 is an abundant number, because the sum of its proper divisors (3781195488) is greater than itself. Its abundance is 2642205888

### Bases of 1138989600

• Binary: 10000111110001110011010001000002
• Base-36: IU4I00

### Squares and roots of 1138989600

• 1138989600 squared (11389896002) is 1297297308908160000
• 1138989600 cubed (11389896003) is 1477608142954381595136000000
• The square root of 1138989600 is 33748.9199827195
• The cube root of 1138989600 is 1044.3352074611

### Scales and comparisons

How big is 1138989600?
• 1,138,989,600 seconds is equal to 36 years, 11 weeks, 1 day, 18 hours.
• To count from 1 to 1,138,989,600 would take you about seventy-two 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 1138989600 cubic inches would be around 87 feet tall.

### Recreational maths with 1138989600

• 1138989600 backwards is 0069898311
• 1138989600 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1138989600's digits is 45
• More coming soon!