In this article I tell you some fast tips to MULTIPLY number by 1001

3 digit number multiply by 1001

If you want to do this you simply write it two times

Example -

456 * 1001 = 456456

348 * 1001 = 348348

237 * 1001 = 237237

2 digit number multiply by 1001

You simply write two times the original number and put 0 between them.

Example -

45 * 1001 = 45045

23 * 1001 = 23023

89 * 1001 = 89089

1 digit number multiply by 1001

It can done very easily.

3 * 1001 = 3003

Facts about 1001

1001 is made by consecutive prime numbers multiplication.

( 7 * 11 * 13)(✷‿✷)(✷‿✷)