# 31855013

## 31,855,013 is an odd composite number. It is composed of a single prime number multiplied by itself two times.

What does the number 31855013 look like?

This visualization shows the relationship between its 1 prime factors (large circles) and 4 divisors.

31855013 is an odd composite number. It is composed of one distinct prime number multiplied by itself two times. It has a total of four divisors.

## Prime factorization of 31855013:

### 3173

(317 × 317 × 317)

See below for interesting mathematical facts about the number 31855013 from the Numbermatics database.

### Names of 31855013

• Cardinal: 31855013 can be written as Thirty-one million, eight hundred fifty-five thousand and thirteen.

### Scientific notation

• Scientific notation: 3.1855013 × 107

### Factors of 31855013

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 317

### Divisors of 31855013

• Number of divisors d(n): 4
• Complete list of divisors:
• Sum of all divisors σ(n): 31955820
• Sum of proper divisors (its aliquot sum) s(n): 100807
• 31855013 is a deficient number, because the sum of its proper divisors (100807) is less than itself. Its deficiency is 31754206

### Bases of 31855013

• Binary: 11110011000010001101001012
• Base-36: IYRHH

### Scales and comparisons

How big is 31855013?
• 31,855,013 seconds is equal to 1 year, 4 days, 16 hours, 36 minutes, 53 seconds.
• To count from 1 to 31,855,013 would take you about twenty-seven weeks!

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 31855013 cubic inches would be around 26.4 feet tall.

### Recreational maths with 31855013

• 31855013 backwards is 31055813
• The number of decimal digits it has is: 8
• The sum of 31855013's digits is 26
• More coming soon!