Compare 12391 vs 12403

Property	12391	12403
Type	prime	semiprime
Unique factors	1	2
Total factors	1	2
Prime factorization	12391¹	79¹ × 157¹
Prime factorization	12391	79 × 157
Divisors count	2	4
Divisors	1, 12391	1, 79, 157, 12403
Number of properties	4	1
Centered heptagonal primes	18th
Isolated primes	996th
Lucky primes	252nd
Primes	1479th
Semiprimes		3233rd
Roman numberals
Base 2	11000001100111₂	11000001110011₂
Base 3	121222221₃	122000101₃
Base 4	3001213₄	3001303₄
Base 5	344031₅	344103₅
Base 6	133211₆	133231₆
Base 7	51061₇	51106₇
Base 8	30147₈	30163₈
Base 9	17887₉	18011₉
Base 10	12391₁₀	12403₁₀
Base 11	9345₁₁	9356₁₁
Base 12	7207₁₂	7217₁₂
Base 13	5842₁₃	5851₁₃
Base 14	4731₁₄	473d₁₄
Base 15	3a11₁₅	3a1d₁₅
Base 16	3067₁₆	3073₁₆