MathDB
Problems
Contests
National and Regional Contests
USA Contests
USA - Other Middle and High School Contests
Math Prize For Girls Problems
2021 Math Prize for Girls Problems
10
10
Part of
2021 Math Prize for Girls Problems
Problems
(1)
Math Prize 2021 Problem 10
Source:
9/19/2021
Let
P
P
P
be the product of all the entries in row 2021 of Pascal's triangle (the row that begins 1, 2021,
…
\ldots
…
). What is the largest integer
j
j
j
such that
P
P
P
is divisible by
10
1
j
101^j
10
1
j
?
Math Prize for Girls