# 2826

## 2,826 is an even composite number composed of three prime numbers multiplied together.

What does the number 2826 look like?

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

2826 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 2826:

### 2 × 32 × 157

(2 × 3 × 3 × 157)

See below for interesting mathematical facts about the number 2826 from the Numbermatics database.

### Names of 2826

• Cardinal: 2826 can be written as Two thousand, eight hundred twenty-six.

### Scientific notation

• Scientific notation: 2.826 × 103

### Factors of 2826

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 162

### Divisors of 2826

• Number of divisors d(n): 12
• Complete list of divisors:
• Sum of all divisors σ(n): 6162
• Sum of proper divisors (its aliquot sum) s(n): 3336
• 2826 is an abundant number, because the sum of its proper divisors (3336) is greater than itself. Its abundance is 510

### Bases of 2826

• Binary: 1011000010102
• Base-36: 26I

### Squares and roots of 2826

• 2826 squared (28262) is 7986276
• 2826 cubed (28263) is 22569215976
• The square root of 2826 is 53.1601354399
• The cube root of 2826 is 14.1380892583

### Scales and comparisons

How big is 2826?
• 2,826 seconds is equal to 47 minutes, 6 seconds.
• To count from 1 to 2,826 would take you about forty-seven 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 2826 cubic inches would be around 1.2 feet tall.

### Recreational maths with 2826

• 2826 backwards is 6282
• 2826 is a Harshad number.
• The number of decimal digits it has is: 4
• The sum of 2826's digits is 18
• More coming soon!