Q: What is a least four digit number that is a perfect square?

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100,489 = (317)2

One hundred is the least three-digit square number. It is formed by 102.

121

' 100 ' is the square of 10.

I would just estimate, and then try out a few in the neighborhood of my estimate until I find it.My estimate is 320.3202 = 102,400 too big3152 = 99,225 too small3162 = 99,856 too small3172 = 100,489 just rightThe smallest 6-digit perfect square is 100,489.It's the square of 317.

Related questions

1024

10000 = 1002.

100,489 = (317)2

4,624 = 682

One hundred is the least three-digit square number. It is formed by 102.

The least 2-digit prime number is 11. Thus, 11 squared is 121.

STEP 1-First do prime factorization of 3610 STEP 2-Make pairs for each (2 numbers of the same value)STEP 3-The digit which is left alone is the least number to be multiplied by 3601 to make it a perfect square.

121

121

' 100 ' is the square of 10.

5607 + 18 = 5625, a perfect square. The perfect square of a square root is the number you started with.

I would just estimate, and then try out a few in the neighborhood of my estimate until I find it.My estimate is 320.3202 = 102,400 too big3152 = 99,225 too small3162 = 99,856 too small3172 = 100,489 just rightThe smallest 6-digit perfect square is 100,489.It's the square of 317.