The Singing Hedgehog Guide to:

Prime Factors

Prime Factors

A prime factor is simply a factor that is also a prime number.

We are often asked to express a value as the product of its prime factors.

There are three ways to do this:

Bookwork Method

Proper Tree Method

Mr H's cheaty Tree Method

It may also ask for the answer to be written 'using indices'; this simply means use squares and cubes and stuff when you can.

We may then have to use prime factors.

return to SHG main pageWe are often asked to express a value as the product of its prime factors.

There are three ways to do this:

Bookwork Method

Proper Tree Method

Mr H's cheaty Tree Method

It may also ask for the answer to be written 'using indices'; this simply means use squares and cubes and stuff when you can.

We may then have to use prime factors.