Compare 661421 vs 661949

Property	661421	661949
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	661421¹	661949¹
Prime factorization	661421	661949
Divisors count	2	2
Divisors	1, 661421	1, 661949
Number of properties	5	4
Chen primes		21008th
Cousin primes (2nd member)	5786th
Happy primes	7610th
Isolated primes	42096th
Primes	53679th	53713th
Sophie germain primes	5457th	5461st
Twin primes (1st member)		5795th
Roman numberals
Base 2	10100001011110101101₂	10100001100110111101₂
Base 3	1020121022002₃	1020122000122₃
Base 4	2201132231₄	2201212331₄
Base 5	132131141₅	132140244₅
Base 6	22102045₆	22104325₆
Base 7	5423225₇	5424611₇
Base 8	2413655₈	2414675₈
Base 9	1217262₉	1218018₉
Base 10	661421₁₀	661949₁₀
Base 11	411a32₁₁	412372₁₁
Base 12	27a925₁₂	27b0a5₁₂
Base 13	1a2097₁₃	1a23b2₁₃
Base 14	133085₁₄	133341₁₄
Base 15	d0e9b₁₅	d11ee₁₅
Base 16	a17ad₁₆	a19bd₁₆