Wednesday, January 10, 2018

Krishnamurthy Number


A number is said to be Krishanmurthy number if the sum of factorial of all digits of a number is equal to the number.

1! = 1.
2! = 2.
1! + 4! + 5! = 1 + 24 + 120 = 145.
4! + 0! + 5! + 8! + 5! = 24 + 1 + 120 + 40320 + 120 = 40585.

There are only 4 such number found so far.

Dr. Rajesh Kumar Thakur
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