# 51200000

## 51,200,000 is an even composite number composed of two prime numbers multiplied together.

What does the number 51200000 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 90 divisors.

51200000 is an even composite number. It is composed of two distinct prime numbers multiplied together. It has a total of ninety divisors.

## Prime factorization of 51200000:

### 214 × 55

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 5 × 5 × 5 × 5)

See below for interesting mathematical facts about the number 51200000 from the Numbermatics database.

### Names of 51200000

• Cardinal: 51200000 can be written as Fifty-one million, two hundred thousand.

### Scientific notation

• Scientific notation: 5.12 × 107

### Factors of 51200000

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 19
• Sum of prime factors: 7

### Divisors of 51200000

• Number of divisors d(n): 90
• Complete list of divisors:
• Sum of all divisors σ(n): 127987902
• Sum of proper divisors (its aliquot sum) s(n): 76787902
• 51200000 is an abundant number, because the sum of its proper divisors (76787902) is greater than itself. Its abundance is 25587902

### Bases of 51200000

• Binary: 110000110101000000000000002
• Base-36: UHE68

### Squares and roots of 51200000

• 51200000 squared (512000002) is 2621440000000000
• 51200000 cubed (512000003) is 134217728000000000000000
• The square root of 51200000 is 7155.4175279993
• The cube root of 51200000 is 371.3271066891

### Scales and comparisons

How big is 51200000?
• 51,200,000 seconds is equal to 1 year, 32 weeks, 4 days, 14 hours, 13 minutes, 20 seconds.
• To count from 1 to 51,200,000 would take you about 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 51200000 cubic inches would be around 30.9 feet tall.

### Recreational maths with 51200000

• 51200000 backwards is 00000215
• 51200000 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 51200000's digits is 8
• More coming soon!