Compare 678421 vs 679999

Property	678421	679999
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	678421¹	679999¹
Prime factorization	678421	679999
Divisors count	2	2
Divisors	1, 678421	1, 679999
Number of properties	4	6
Chen primes	21466th
Cousin primes (1st member)		5938th
Happy primes		7814th
Isolated primes	43093rd	43202nd
Primes	54930th	55063rd
Sexy primes (2nd member)		11847th
Ulam primes	4036th	4043rd
Roman numberals
Base 2	10100101101000010101₂	10100110000000111111₂
Base 3	1021110121201₃	1021112210011₃
Base 4	2211220111₄	2212000333₄
Base 5	133202141₅	133224444₅
Base 6	22312501₆	22324051₆
Base 7	5523622₇	5531335₇
Base 8	2455025₈	2460077₈
Base 9	1243551₉	1245704₉
Base 10	678421₁₀	679999₁₀
Base 11	423787₁₁	424991₁₁
Base 12	288731₁₂	289627₁₂
Base 13	1a9a43₁₃	1aa688₁₃
Base 14	139349₁₄	139b55₁₄
Base 15	d6031₁₅	d6734₁₅
Base 16	a5a15₁₆	a603f₁₆