A173484 a(n) = the smallest number ending in n+1 zeros divisible by n.

100, 1000, 30000, 100000, 1000000, 30000000, 700000000, 1000000000, 90000000000, 100000000000, 11000000000000, 30000000000000, 1300000000000000, 7000000000000000, 30000000000000000

Offset: 1

Author

Jaroslav Krizek, Mar 04 2010

Keywords

• nonn
• base

Comments

See A173478 - A173486.

Links

• Robert Israel, Table of n, a(n) for n = 1..995

Crossrefs

Cf. A132740.

Programs

Maple

f:= n -> 10^(n+1)*n/2^padic:-ordp(n,2)/5^padic:-ordp(n,5):
map(f, [$1..30]); # Robert Israel, Jun 28 2018

Formula

a(n) = 10^(n+1)*A132740(n). - Robert Israel, Jun 28 2018