# 1321551316

## 1,321,551,316 is an even composite number composed of three prime numbers multiplied together.

What does the number 1321551316 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 18 divisors.

1321551316 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of eighteen divisors.

## Prime factorization of 1321551316:

### 22 × 109 × 17412

(2 × 2 × 109 × 1741 × 1741)

See below for interesting mathematical facts about the number 1321551316 from the Numbermatics database.

### Names of 1321551316

• Cardinal: 1321551316 can be written as One billion, three hundred twenty-one million, five hundred fifty-one thousand, three hundred sixteen.

### Scientific notation

• Scientific notation: 1.321551316 × 109

### Factors of 1321551316

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 1852

### Divisors of 1321551316

• Number of divisors d(n): 18
• Complete list of divisors:
• Sum of all divisors σ(n): 2335273710
• Sum of proper divisors (its aliquot sum) s(n): 1013722394
• 1321551316 is a deficient number, because the sum of its proper divisors (1013722394) is less than itself. Its deficiency is 307828922

### Bases of 1321551316

• Binary: 10011101100010101000101110101002
• Base-36: LUTFIS

### Squares and roots of 1321551316

• 1321551316 squared (13215513162) is 1746497880821331856
• 1321551316 cubed (13215513163) is 2308086572790642275169522496
• The square root of 1321551316 is 36353.1472640265
• The cube root of 1321551316 is 1097.3908729661

### Scales and comparisons

How big is 1321551316?
• 1,321,551,316 seconds is equal to 42 years, 1 week, 17 hours, 35 minutes, 16 seconds.
• To count from 1 to 1,321,551,316 would take you about eighty-four 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 1321551316 cubic inches would be around 91.4 feet tall.

### Recreational maths with 1321551316

• 1321551316 backwards is 6131551231
• The number of decimal digits it has is: 10
• The sum of 1321551316's digits is 28
• More coming soon!