### What an Odd Fact(or)

Can you show that 1^99 + 2^99 + 3^99 + 4^99 + 5^99 is divisible by 5?

### Lastly - Well

What are the last two digits of 2^(2^2003)?

### Diggits

Can you find what the last two digits of the number $4^{1999}$ are?

# Two Many

##### Age 11 to 14 Challenge Level:

What is the least square number which commences with six two's?