# 12680721000

## 12,680,721,000 is an even composite number composed of four prime numbers multiplied together.

What does the number 12680721000 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 144 divisors.

12680721000 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of one hundred forty-four divisors.

## Prime factorization of 12680721000:

### 23 × 32 × 53 × 11872

(2 × 2 × 2 × 3 × 3 × 5 × 5 × 5 × 1187 × 1187)

See below for interesting mathematical facts about the number 12680721000 from the Numbermatics database.

### Names of 12680721000

• Cardinal: 12680721000 can be written as Twelve billion, six hundred eighty million, seven hundred twenty-one thousand.

### Scientific notation

• Scientific notation: 1.2680721 × 1010

### Factors of 12680721000

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1197

### Divisors of 12680721000

• Number of divisors d(n): 144
• Complete list of divisors:
• Sum of all divisors σ(n): 42896975940
• Sum of proper divisors (its aliquot sum) s(n): 30216254940
• 12680721000 is an abundant number, because the sum of its proper divisors (30216254940) is greater than itself. Its abundance is 17535533940

### Bases of 12680721000

• Binary: 10111100111101010001110010011010002
• Base-36: 5TPRUY0

### Squares and roots of 12680721000

• 12680721000 squared (126807210002) is 160800685079841000000
• 12680721000 cubed (126807210003) is 2039068624106326445361000000000
• The square root of 12680721000 is 112608.7074785961
• The cube root of 12680721000 is 2331.9253796241

### Scales and comparisons

How big is 12680721000?
• 12,680,721,000 seconds is equal to 403 years, 10 weeks, 5 days, 14 hours, 30 minutes.
• To count from 1 to 12,680,721,000 would take you about eight hundred 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 12680721000 cubic inches would be around 194.3 feet tall.

### Recreational maths with 12680721000

• 12680721000 backwards is 00012708621
• The number of decimal digits it has is: 11
• The sum of 12680721000's digits is 27
• More coming soon!