# 1351

## 1,351 is an odd composite number composed of two prime numbers multiplied together.

What does the number 1351 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 4 divisors.

1351 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of four divisors.

## Prime factorization of 1351:

### 7 × 193

See below for interesting mathematical facts about the number 1351 from the Numbermatics database.

### Names of 1351

• Cardinal: 1351 can be written as One thousand, three hundred fifty-one.

### Scientific notation

• Scientific notation: 1.351 × 103

### Factors of 1351

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 200

### Divisors of 1351

• Number of divisors d(n): 4
• Complete list of divisors:
• Sum of all divisors σ(n): 1552
• Sum of proper divisors (its aliquot sum) s(n): 201
• 1351 is a deficient number, because the sum of its proper divisors (201) is less than itself. Its deficiency is 1150

### Bases of 1351

• Binary: 101010001112
• Base-36: 11J

### Squares and roots of 1351

• 1351 squared (13512) is 1825201
• 1351 cubed (13513) is 2465846551
• The square root of 1351 is 36.7559518989
• The cube root of 1351 is 11.0548227347

### Scales and comparisons

How big is 1351?
• 1,351 seconds is equal to 22 minutes, 31 seconds.
• To count from 1 to 1,351 would take you about twenty-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 1351 cubic inches would be around 0.9 feet tall.

### Recreational maths with 1351

• 1351 backwards is 1531
• The number of decimal digits it has is: 4
• The sum of 1351's digits is 10
• More coming soon!