# 19038817728

## 19,038,817,728 is an even composite number composed of five prime numbers multiplied together.

What does the number 19038817728 look like?

This visualization shows the relationship between its 5 prime factors (large circles) and 378 divisors.

19038817728 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of three hundred seventy-eight divisors.

## Prime factorization of 19038817728:

### 26 × 32 × 7 × 412 × 532

(2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 7 × 41 × 41 × 53 × 53)

See below for interesting mathematical facts about the number 19038817728 from the Numbermatics database.

### Names of 19038817728

• Cardinal: 19038817728 can be written as Nineteen billion, thirty-eight million, eight hundred seventeen thousand, seven hundred twenty-eight.

### Scientific notation

• Scientific notation: 1.9038817728 × 1010

### Factors of 19038817728

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 106

### Divisors of 19038817728

• Number of divisors d(n): 378
• Complete list of divisors:
• Sum of all divisors σ(n): 65154390392
• Sum of proper divisors (its aliquot sum) s(n): 46115572664
• 19038817728 is an abundant number, because the sum of its proper divisors (46115572664) is greater than itself. Its abundance is 27076754936

### Bases of 19038817728

• Binary: 100011011101100110101001101110000002
• Base-36: 8QV7XS0

### Squares and roots of 19038817728

• 19038817728 squared (190388177282) is 362476580480007081984
• 19038817728 cubed (190388177283) is 6901125546427577582042528612352
• The square root of 19038817728 is 137981.2223746405
• The cube root of 19038817728 is 2670.2176281813

### Scales and comparisons

How big is 19038817728?
• 19,038,817,728 seconds is equal to 605 years, 19 weeks, 3 days, 16 hours, 28 minutes, 48 seconds.
• To count from 1 to 19,038,817,728 would take you about one thousand, two hundred ten 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 19038817728 cubic inches would be around 222.5 feet tall.

### Recreational maths with 19038817728

• 19038817728 backwards is 82771883091
• The number of decimal digits it has is: 11
• The sum of 19038817728's digits is 54
• More coming soon!