All 'four(ce)' needed!

Computer Science Level 4

Evaluate the sum of digits of the number 444 4 4444 4444^{4444} .


The answer is 72601.

Rohit Udaiwal by Rohit Udaiwal , 20, India

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2 solutions

Aareyan Manzoor
Nov 24, 2015

below one second:

1 Helpful 0 Interesting 0 Brilliant 0 Confused

I did it the same way too. Is there a faster way?

Arulx Z - 5 years, 6 months ago

This is a modification of an IMO problem

Arulx Z - 4 years, 10 months ago
Vijay Kumar
Jan 25, 2016

Did it in the same way. Watching out for any efficient methods.

0 Helpful 0 Interesting 0 Brilliant 0 Confused

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