Is 1057 a prime number?

1 057 is an odd number, because it is not evenly divisible by 2.

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• What is an even number?

A number is a perfect square (or a square number) if its square root is an integer; that is to say, it is the product of an integer with itself. Here, the square root of 1 057 is about 32.512.

Thus, the square root of 1 057 is not an integer, and therefore 1 057 is not a square number.

The square of a number (here 1 057) is the result of the product of this number (1 057) by itself (i.e., 1 057 × 1 057); the square of 1 057 is sometimes called "raising 1 057 to the power 2", or "1 057 squared".

The square of 1 057 is 1 117 249 because 1 057 × 1 057 = 1 057² = 1 117 249.

As a consequence, 1 057 is the square root of 1 117 249.

1 057 is a number with 4 digits.

The multiples of 1 057 are all integers evenly divisible by 1 057, that is all numbers such that the remainder of the division by 1 057 is zero. There are infinitely many multiples of 1 057. The smallest multiples of 1 057 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 1 057 too, since 0 × 1 057 = 0
• 1 057: indeed, 1 057 is a multiple of itself, since 1 057 is evenly divisible by 1 057 (we have 1 057 / 1 057 = 1, so the remainder of this division is indeed zero)
• 2 114: indeed, 2 114 = 1 057 × 2
• 3 171: indeed, 3 171 = 1 057 × 3
• 4 228: indeed, 4 228 = 1 057 × 4
• 5 285: indeed, 5 285 = 1 057 × 5
• etc.

• Preceding numbers: …1 055, 1 056
• Following numbers: 1 058, 1 059…

Nearest numbers from 1 057

• Preceding prime number: 1 051
• Following prime number: 1 061

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• 1 057 est-il un nombre premier ?