# 5551

## 5,551 is an odd composite number composed of three prime numbers multiplied together.

What does the number 5551 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 8 divisors.

5551 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of eight divisors.

## Prime factorization of 5551:

### 7 × 13 × 61

See below for interesting mathematical facts about the number 5551 from the Numbermatics database.

### Names of 5551

• Cardinal: 5551 can be written as Five thousand, five hundred fifty-one.

### Scientific notation

• Scientific notation: 5.551 × 103

### Factors of 5551

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 81

### Divisors of 5551

• Number of divisors d(n): 8
• Complete list of divisors:
• Sum of all divisors σ(n): 6944
• Sum of proper divisors (its aliquot sum) s(n): 1393
• 5551 is a deficient number, because the sum of its proper divisors (1393) is less than itself. Its deficiency is 4158

### Bases of 5551

• Binary: 10101101011112
• Base-36: 4A7

### Squares and roots of 5551

• 5551 squared (55512) is 30813601
• 5551 cubed (55513) is 171046299151
• The square root of 5551 is 74.5050333871
• The cube root of 5551 is 17.7061338291

### Scales and comparisons

How big is 5551?
• 5,551 seconds is equal to 1 hour, 32 minutes, 31 seconds.
• To count from 1 to 5,551 would take you about thirty-two 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 5551 cubic inches would be around 1.5 feet tall.

### Recreational maths with 5551

• 5551 backwards is 1555
• The number of decimal digits it has is: 4
• The sum of 5551's digits is 16
• More coming soon!