# 1457

## 1,457 is an odd composite number composed of two prime numbers multiplied together.

What does the number 1457 look like?

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

1457 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 1457:

### 31 × 47

See below for interesting mathematical facts about the number 1457 from the Numbermatics database.

### Names of 1457

• Cardinal: 1457 can be written as One thousand, four hundred fifty-seven.

### Scientific notation

• Scientific notation: 1.457 × 103

### Factors of 1457

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 78

### Divisors of 1457

• Number of divisors d(n): 4
• Complete list of divisors:
• Sum of all divisors σ(n): 1536
• Sum of proper divisors (its aliquot sum) s(n): 79
• 1457 is a deficient number, because the sum of its proper divisors (79) is less than itself. Its deficiency is 1378

### Bases of 1457

• Binary: 101101100012
• Base-36: 14H

### Squares and roots of 1457

• 1457 squared (14572) is 2122849
• 1457 cubed (14573) is 3092990993
• The square root of 1457 is 38.1706693679
• The cube root of 1457 is 11.3366964259

### Scales and comparisons

How big is 1457?
• 1,457 seconds is equal to 24 minutes, 17 seconds.
• To count from 1 to 1,457 would take you about twenty-four 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 1457 cubic inches would be around 0.9 feet tall.

### Recreational maths with 1457

• 1457 backwards is 7541
• The number of decimal digits it has is: 4
• The sum of 1457's digits is 17
• More coming soon!

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The information we have on file for 1457 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!

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