# 261228

## 261,228 is an even composite number composed of four prime numbers multiplied together.

What does the number 261228 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 24 divisors.

261228 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of twenty-four divisors.

## Prime factorization of 261228:

### 22 × 3 × 11 × 1979

(2 × 2 × 3 × 11 × 1979)

See below for interesting mathematical facts about the number 261228 from the Numbermatics database.

### Names of 261228

• Cardinal: 261228 can be written as Two hundred sixty-one thousand, two hundred twenty-eight.

### Scientific notation

• Scientific notation: 2.61228 × 105

### Factors of 261228

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 1995

### Divisors of 261228

• Number of divisors d(n): 24
• Complete list of divisors:
• Sum of all divisors σ(n): 665280
• Sum of proper divisors (its aliquot sum) s(n): 404052
• 261228 is an abundant number, because the sum of its proper divisors (404052) is greater than itself. Its abundance is 142824

### Bases of 261228

• Binary: 1111111100011011002
• Base-36: 5LKC

### Squares and roots of 261228

• 261228 squared (2612282) is 68240067984
• 261228 cubed (2612283) is 17826216479324352
• The square root of 261228 is 511.1046859499
• The cube root of 261228 is 63.9253687345

### Scales and comparisons

How big is 261228?
• 261,228 seconds is equal to 3 days, 33 minutes, 48 seconds.
• To count from 1 to 261,228 would take you about three days.

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 261228 cubic inches would be around 5.3 feet tall.

### Recreational maths with 261228

• 261228 backwards is 822162
• The number of decimal digits it has is: 6
• The sum of 261228's digits is 21
• More coming soon!