Compare 247957 vs 247991

Property	247957	247991
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	247957¹	247991¹
Prime factorization	247957	247991
Divisors count	2	2
Divisors	1, 247957	1, 247991
Number of properties	2	8
Chen primes		9055th
Harmonic primes		8166th
Isolated primes	16729th
Primes	21872nd	21873rd
Prime quadruplets (1st member)		60th
Prime triplets (1st member)		1001st
Sexy primes (1st member)		5105th
Sophie germain primes		2452nd
Twin primes (1st member)		2573rd
Roman numberals
Base 2	111100100010010101₂	111100100010110111₂
Base 3	110121010121₃	110121011212₃
Base 4	330202111₄	330202313₄
Base 5	30413312₅	30413431₅
Base 6	5151541₆	5152035₆
Base 7	2051623₇	2052002₇
Base 8	744225₈	744267₈
Base 9	417117₉	417155₉
Base 10	247957₁₀	247991₁₀
Base 11	15a326₁₁	15a357₁₁
Base 12	bb5b1₁₂	bb61b₁₂
Base 13	88b28₁₃	88b53₁₃
Base 14	66513₁₄	66539₁₄
Base 15	4d707₁₅	4d72b₁₅
Base 16	3c895₁₆	3c8b7₁₆