Can you multiply 129498541 by 9878 and work out the 23rd root of a 201 digit number in less than two minutes? Mrs Shakuntala Devi can, and Peter will be putting her to the test today.
Can you multiply 129498541 by 9878 and work out the 23rd root of a 201 digit number in less than two minutes? Mrs Shakuntala Devi can, and Peter will be putting her to the test today.
