A199999 Composite numbers whose multiplicative persistence is 9.

26888999, 26889899, 26889989, 26889998, 26898899, 26898989, 26898998, 26899898, 26899988, 26988899, 26988989, 26988998, 26989889, 26989898, 26989988, 26998889, 26998898, 26998988, 26999888, 28688999, 28689899, 28689989, 28689998, 28698989, 28698998, 28699898

Offset: 1

Author

Jaroslav Krizek, Nov 13 2011

Keywords

• nonn
• base

Comments

Complement of A046509 with respect to A046518.

Examples

			26888999 -> [ 4478976 ][ 338688 ][ 27648 ][ 2688 ][ 768 ][ 336 ][ 54 ][ 20 ][ 0 ] -> one digit in nine steps.
		

Links

• Eric Weisstein's World of Mathematics, Multiplicative Persistence

Crossrefs

Cf. A046509 (primes whose multiplicative persistence is 9).