Is 77942 a prime number?

77 942 is an even number, because it is evenly divisible by 2: 77 942 / 2 = 38 971.

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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 77 942 is about 279.181.

Thus, the square root of 77 942 is not an integer, and therefore 77 942 is not a square number.

The square of a number (here 77 942) is the result of the product of this number (77 942) by itself (i.e., 77 942 × 77 942); the square of 77 942 is sometimes called "raising 77 942 to the power 2", or "77 942 squared".

The square of 77 942 is 6 074 955 364 because 77 942 × 77 942 = 77 942² = 6 074 955 364.

As a consequence, 77 942 is the square root of 6 074 955 364.

77 942 is a number with 5 digits.

The multiples of 77 942 are all integers evenly divisible by 77 942, that is all numbers such that the remainder of the division by 77 942 is zero. There are infinitely many multiples of 77 942. The smallest multiples of 77 942 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 77 942 too, since 0 × 77 942 = 0
• 77 942: indeed, 77 942 is a multiple of itself, since 77 942 is evenly divisible by 77 942 (we have 77 942 / 77 942 = 1, so the remainder of this division is indeed zero)
• 155 884: indeed, 155 884 = 77 942 × 2
• 233 826: indeed, 233 826 = 77 942 × 3
• 311 768: indeed, 311 768 = 77 942 × 4
• 389 710: indeed, 389 710 = 77 942 × 5
• etc.

• Preceding numbers: …77 940, 77 941
• Following numbers: 77 943, 77 944…

Nearest numbers from 77 942

• Preceding prime number: 77 933
• Following prime number: 77 951

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• 77 942 est-il un nombre premier ?