There are no prime numbers between 70 and 80 because all the numbers in that range have factors other than 1 and themselves. For example, 72 can be divided evenly by 2, 3, 4, 6, 8, 9, 12, 18, 24, and 36, so it is not a prime number. Similarly, all the other numbers between 70 and 80 have multiple factors, making them composite numbers.
71,73,79
452
The prime numbers between 70 and 80 are 71, 73, and 79.
The three prime numbers between 70 and 80 are: 71, 73, 79
There are no prime numbers between 70 and 80 because all the numbers in that range have factors other than 1 and themselves. For example, 72 can be divided evenly by 2, 3, 4, 6, 8, 9, 12, 18, 24, and 36, so it is not a prime number. Similarly, all the other numbers between 70 and 80 have multiple factors, making them composite numbers.
The halfway point between 70 and 80 is (70 + 80) ÷ 2 = 75
71,73,79
452
Try the different numbers - there are only 11 after all - and multiply their digits. Or analyze the factors of the number 21.
The factors of 70 are: 1, 2, 5, 7, 10, 14, 35, 70The factors of 80 are: 1, 2, 4, 5, 8, 10, 16, 20, 40, 80
71, 73, 79
The prime numbers between 70 and 80 are 71, 73, and 79.
The prime numbers between 70 and 80 are 71, 73, and 79.
The three prime numbers between 70 and 80 are: 71, 73, 79
No, there aren't any square numbers between 70 and 80. From 70 to 80, no number has a perfect square root, so no square number exists between 70 to 80.
ANSWER: 70 and 80 are not prime numbers. They are composite numbers:70 is a composite number because the factors of 70 other 1 and itself (70) are 2, 5, 7, 10, 14, and 35.80 is also a composite number because the factors of 80 other 1 and itself (80) are 2, 4, 5, 8, 10,16, 20, and 40.