Compare 686969 vs 690997

Property	686969	690997
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	686969¹	690997¹
Prime factorization	686969	690997
Divisors count	2	2
Divisors	1, 686969	1, 690997
Number of properties	5	5
Chen primes	21690th
Cousin primes (1st member)		6017th
Good primes	2091st	2092nd
Isolated primes		43876th
Primes	55576th	55875th
Sexy primes (2nd member)	11946th
Twin primes (1st member)	5981st
Ulam primes		4116th
Roman numberals
Base 2	10100111101101111001₂	10101000101100110101₂
Base 3	1021220100022₃	1022002212111₃
Base 4	2213231321₄	2220230311₄
Base 5	133440334₅	134102442₅
Base 6	22420225₆	22451021₆
Base 7	5560553₇	5605366₇
Base 8	2475571₈	2505465₈
Base 9	1256308₉	1262774₉
Base 10	686969₁₀	690997₁₀
Base 11	42a148₁₁	43217a₁₁
Base 12	291675₁₂	293a71₁₂
Base 13	1b08ba₁₃	1b2698₁₃
Base 14	13c4d3₁₄	13db6d₁₄
Base 15	d882e₁₅	d9b17₁₅
Base 16	a7b79₁₆	a8b35₁₆