A lot of 5's ...

Number Theory Level 2

What is the remainder when 5×55×555×…×555…55⏟55555\times 55\times 555 \times \ldots \times \underbrace{555\ldots 55}_{5555} is divided by 100100?

Details and assumptions

There are 5555 digits in the last term of the product.

Arron Kau by Arron Kau
×

Problem Loading...

Note Loading...

Set Loading...