Lynn Byrd, Greg Byrd and, Chris Pearce Solutions for Chapter: Integers, Exercise 6: Exercise 1.5

Show that $3$ and $4$ are factors of $25320$

Show that only two numbers between $1 \text{and} 10$ are factors of $22599$.

What numbers between $1 \text{and} 10$ are factors of $99522$.

What numbers between $1 \text{and} 10$ are factors of $123$.

What numbers between $1 \text{and} 10$ are factors of $1234$.

What numbers between $1 \text{and} 10$ are factors of $12345$.

What numbers between $1 \text{and} 10$ are factors of $123456$.

Use the digits $4,5,6 \text{and} 7$ to make a number that is multiple of $11$.