Compare 666649 vs 666889

Property	666649	666889
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	666649¹	666889¹
Prime factorization	666649	666889
Divisors count	2	2
Divisors	1, 666649	1, 666889
Number of properties	6	3
Additive primes	21105th	21112th
Isolated primes		42411th
Primes	54069th	54088th
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	10100010110100001001₂
Base 3	1020212110201₃	1020212210121₃
Base 4	2202300121₄	2202310021₄
Base 5	132313044₅	132320024₅
Base 6	22142201₆	22143241₆
Base 7	5444404₇	5445166₇
Base 8	2426031₈	2426411₈
Base 9	1225421₉	1225717₉
Base 10	666649₁₀	666889₁₀
Base 11	415955₁₁	416053₁₁
Base 12	281961₁₂	281b21₁₂
Base 13	1a4589₁₃	1a4712₁₃
Base 14	134d3b₁₄	13506d₁₄
Base 15	d27d4₁₅	d28e4₁₅
Base 16	a2c19₁₆	a2d09₁₆