## Why 69 is not a perfect square?

No, the number 69 is not a perfect square. The square root of 69 is an irrational number and all perfect squares have integers as their square root.

**Is 69 a perfect square number?**

No worries!

**What is 69 perfect square root?**

The square root of 69 is **8.30662** (approx.).

**Why is a number not a perfect square?**

**All perfect squares end in 1, 4, 5, 6, 9 or 00 (i.e. Even number of zeros)**. Therefore, a number that ends in 2, 3, 7 or 8 is not a perfect square.

**How do you explain why a number is not a perfect square?**

A non-perfect square is an integer whose **square root is not a whole number**. Example: 10 is a non-perfect square because its square root is a repeating decimal.

**Is 69 a real number?**

69 (sixty-nine) is the **natural number** following 68 and preceding 70.

**Why is 69 not a prime number?**

The number 69 is a composite number. Its factors are 1, 3, 23, and 69. **Because 69 has more than two factors**, it is a composite number rather than a prime number.

**Is 69 a perfect cube?**

If we look at the number 69, we know that the cube root is 4.1015659297023, and since this is not a whole number, we also know that **69 is not a perfect cube**.

**What multiplication problem makes 69?**

**3 × 23** = 69.

**Is 69 a composite number Why or why not?**

**The number 69 is a composite number**. Its factors are 1, 3, 23, and 69. Because 69 has more than two factors, it is a composite number rather than a prime number.

## Why 70 is not a perfect square?

70 is a number which is not a perfect square, which means **it does not have a natural number as its square root**. Also, its square root cannot be expressed as a fraction of the form p/q which tells us that the square root of 70 is an irrational number.