Compare 666662 vs 666671

Property	666662	666671
Type	semiprime	prime
Unique factors	2	1
Total factors	2	1
Prime factorization	2¹ × 333331¹	666671¹
Prime factorization	2 × 333331	666671
Divisors count	4	2
Divisors	1, 2, 333331, 666662	1, 666671
Number of properties	1	4
Chen primes		21140th
Cousin primes (2nd member)		5831st
Isolated primes		42398th
Primes		54071st
Semiprimes	142599th
Roman numberals
Base 2	10100010110000100110₂	10100010110000101111₂
Base 3	1020212111012₃	1020212111112₃
Base 4	2202300212₄	2202300233₄
Base 5	132313122₅	132313141₅
Base 6	22142222₆	22142235₆
Base 7	5444423₇	5444435₇
Base 8	2426046₈	2426057₈
Base 9	1225435₉	1225445₉
Base 10	666662₁₀	666671₁₀
Base 11	415967₁₁	415975₁₁
Base 12	281972₁₂	28197b₁₂
Base 13	1a4599₁₃	1a45a5₁₃
Base 14	134d4a₁₄	134d55₁₄
Base 15	d27e2₁₅	d27eb₁₅
Base 16	a2c26₁₆	a2c2f₁₆