146137

Appears in sequences

• Composites that use the same digits as their prime factorization.at n=22A025283
• Composite numbers which contain their largest proper divisor as a substring.at n=11A062238
• 1, together with numbers n that are the product of two primes p and q such that the multiset of the digits of n coincides with the multiset of the digits of p and q.at n=15A080718
• Composite numbers having the same digits as their prime factors (with multiplicity), excluding zero digits.at n=22A176670
• Composite numbers having the same digits as their prime factors (with multiplicity), including zero digits.at n=14A280928
• Prime vampire numbers: semiprimes x*y such that x and y have the same number of digits and the union of the multisets of the digits of x and y is the same as the multiset of digits of x*y.at n=2A289911