Compare 663983 vs 664019

Property	663983	664019
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	663983¹	664019¹
Prime factorization	663983	664019
Divisors count	2	2
Divisors	1, 663983	1, 664019
Number of properties	5	4
Chen primes		21069th
Cousin primes (2nd member)	5809th
Isolated primes	42235th	42239th
Primes	53866th	53870th
Prime triplets (3rd member)	2118th
Safe primes		3109th
Sexy primes (2nd member)	11628th
Roman numberals
Base 2	10100010000110101111₂	10100010000111010011₂
Base 3	1020201210222₃	1020201212022₃
Base 4	2202012233₄	2202013103₄
Base 5	132221413₅	132222034₅
Base 6	22121555₆	22122055₆
Base 7	5433545₇	5433626₇
Base 8	2420657₈	2420723₈
Base 9	1221728₉	1221768₉
Base 10	663983₁₀	664019₁₀
Base 11	413951₁₁	413984₁₁
Base 12	2802bb₁₂	28032b₁₂
Base 13	1a32b8₁₃	1a3315₁₃
Base 14	133d95₁₄	133dbd₁₄
Base 15	d1b08₁₅	d1b2e₁₅
Base 16	a21af₁₆	a21d3₁₆