Compare 664121 vs 665801

Property	664121	665801
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	664121¹	665801¹
Prime factorization	664121	665801
Divisors count	2	2
Divisors	1, 664121	1, 665801
Number of properties	6	3
Chen primes	21072nd	21120th
Cousin primes (2nd member)	5810th
Happy primes	7639th
Primes	53878th	54010th
Prime triplets (2nd member)	2119th
Twin primes (1st member)	5817th	5829th
Roman numberals
Base 2	10100010001000111001₂	10100010100011001001₂
Base 3	1020202000002₃	1020211022022₃
Base 4	2202020321₄	2202203021₄
Base 5	132222441₅	132301201₅
Base 6	22122345₆	22134225₆
Base 7	5434133₇	5442053₇
Base 8	2421071₈	2424311₈
Base 9	1222002₉	1224268₉
Base 10	664121₁₀	665801₁₀
Base 11	413a67₁₁	415254₁₁
Base 12	2803b5₁₂	281375₁₂
Base 13	1a3393₁₃	1a4086₁₃
Base 14	134053₁₄	1348d3₁₄
Base 15	d1b9b₁₅	d241b₁₅
Base 16	a2239₁₆	a28c9₁₆