from __future__ import print_function
'''
Permuted multiples
Problem 52

It can be seen that the number, 125874, and its double, 251748, contain exactly the same digits, but in a different order.

Find the smallest positive integer, x, such that 2x, 3x, 4x, 5x, and 6x, contain the same digits.
'''
i = 1

while True:
	if sorted(list(str(i))) == \
       sorted(list(str(2*i))) == \
       sorted(list(str(3*i))) == \
       sorted(list(str(4*i))) == \
       sorted(list(str(5*i))) == \
       sorted(list(str(6*i))):
		break

	i += 1

print(i)