Compare 666649 vs 666671

Property	666649	666671
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	666649¹	666671¹
Prime factorization	666649	666671
Divisors count	2	2
Divisors	1, 666649	1, 666671
Number of properties	6	4
Additive primes	21105th
Chen primes		21140th
Cousin primes (2nd member)		5831st
Isolated primes		42398th
Primes	54069th	54071st
Prime triplets (3rd member)	2130th
Sexy primes (2nd member)	11668th
Sexy prime triplets (3rd member)	2126th
Twin primes (2nd member)	5837th
Roman numberals
Base 2	10100010110000011001₂	10100010110000101111₂
Base 3	1020212110201₃	1020212111112₃
Base 4	2202300121₄	2202300233₄
Base 5	132313044₅	132313141₅
Base 6	22142201₆	22142235₆
Base 7	5444404₇	5444435₇
Base 8	2426031₈	2426057₈
Base 9	1225421₉	1225445₉
Base 10	666649₁₀	666671₁₀
Base 11	415955₁₁	415975₁₁
Base 12	281961₁₂	28197b₁₂
Base 13	1a4589₁₃	1a45a5₁₃
Base 14	134d3b₁₄	134d55₁₄
Base 15	d27d4₁₅	d27eb₁₅
Base 16	a2c19₁₆	a2c2f₁₆