Register

What is the units digit of the sum 1! + 2! + 3! + 4! + 5! + ... + 1000!?

What is the units digit of the sum 1! + 2! + 3! + 4! + 5! + ... + 1000!?
169k views
3 votes
What is the units digit of the sum 1! + 2! + 3! + 4! + 5! + ... + 1000!?

User Samumaretiya
by
8.7k points

1 Answer

0 votes

this is so easy it's: 1015

your welcome

User Fcuesta
by
8.7k points
← Prev Question Next Question →

No related questions found

Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Categories

Other Questions

How do you can you solve this problem 37 + y = 87; y =
How do you estimate of 4 5/8 X 1/3
A bathtub is being filled with water. After 3 minutes 4/5 of the tub is full. Assuming the rate is constant, how much longer will it take to fill the tub?
Link Copied!