A199998 Composite numbers whose multiplicative persistence is 8.

2677889, 2677898, 2677988, 2678798, 2678879, 2678897, 2678978, 2678987, 2679788, 2679878, 2679887, 2687789, 2687798, 2687978, 2687987, 2688779, 2689778, 2689787, 2697788, 2697878, 2698778, 2698787, 2698877, 2767889, 2767898, 2767988, 2768798, 2768879, 2768978

Offset: 1

Author

Jaroslav Krizek, Nov 13 2011

Keywords

• nonn
• base

Comments

Complement of A046508 with respect to A046517.

Examples

			2677889 -> [ 338688 ][ 27648 ][ 2688 ][ 768 ][ 336 ][ 54 ][ 20 ][ 0 ] -> one digit in eight steps.
		

Links

• Eric Weisstein's World of Mathematics, Multiplicative Persistence

Crossrefs

Cf. A046508 (primes whose multiplicative persistence is 8).