# 1212

## 1,212 is an even composite number composed of three prime numbers multiplied together.

What does the number 1212 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 12 divisors.

1212 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twelve divisors.

## Prime factorization of 1212:

### 22 × 3 × 101

(2 × 2 × 3 × 101)

See below for interesting mathematical facts about the number 1212 from the Numbermatics database.

### Names of 1212

• Cardinal: 1212 can be written as One thousand, two hundred twelve.

### Scientific notation

• Scientific notation: 1.212 × 103

### Factors of 1212

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 106

### Divisors of 1212

• Number of divisors d(n): 12
• Complete list of divisors:
• Sum of all divisors σ(n): 2856
• Sum of proper divisors (its aliquot sum) s(n): 1644
• 1212 is an abundant number, because the sum of its proper divisors (1644) is greater than itself. Its abundance is 432

### Bases of 1212

• Binary: 100101111002
• Base-36: XO

### Squares and roots of 1212

• 1212 squared (12122) is 1468944
• 1212 cubed (12123) is 1780360128
• The square root of 1212 is 34.8137903711
• The cube root of 1212 is 10.6618902225

### Scales and comparisons

How big is 1212?
• 1,212 seconds is equal to 20 minutes, 12 seconds.
• To count from 1 to 1,212 would take you about twenty minutes.

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 1212 cubic inches would be around 0.9 feet tall.

### Recreational maths with 1212

• 1212 backwards is 2121
• 1212 is a Harshad number.
• The number of decimal digits it has is: 4
• The sum of 1212's digits is 6
• More coming soon!