Is 77491 a prime number?

77 491 is an odd number, because it is not evenly divisible by 2.

Find out more:

• 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 77 491 is about 278.372.

Thus, the square root of 77 491 is not an integer, and therefore 77 491 is not a square number.

Anyway, 77 491 is a prime number, and a prime number cannot be a perfect square.

The square of a number (here 77 491) is the result of the product of this number (77 491) by itself (i.e., 77 491 × 77 491); the square of 77 491 is sometimes called "raising 77 491 to the power 2", or "77 491 squared".

The square of 77 491 is 6 004 855 081 because 77 491 × 77 491 = 77 491² = 6 004 855 081.

As a consequence, 77 491 is the square root of 6 004 855 081.

77 491 is a number with 5 digits.

The multiples of 77 491 are all integers evenly divisible by 77 491, that is all numbers such that the remainder of the division by 77 491 is zero. There are infinitely many multiples of 77 491. The smallest multiples of 77 491 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 77 491 too, since 0 × 77 491 = 0
• 77 491: indeed, 77 491 is a multiple of itself, since 77 491 is evenly divisible by 77 491 (we have 77 491 / 77 491 = 1, so the remainder of this division is indeed zero)
• 154 982: indeed, 154 982 = 77 491 × 2
• 232 473: indeed, 232 473 = 77 491 × 3
• 309 964: indeed, 309 964 = 77 491 × 4
• 387 455: indeed, 387 455 = 77 491 × 5
• etc.

• Preceding numbers: …77 489, 77 490
• Following numbers: 77 492, 77 493…

Nearest numbers from 77 491

• Preceding prime number: 77 489
• Following prime number: 77 509