Compare 247729 vs 247991

Property	247729	247991
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	247729¹	247991¹
Prime factorization	247729	247991
Divisors count	2	2
Divisors	1, 247729	1, 247991
Number of properties	5	8
Additive primes	8856th
Chen primes		9055th
Happy primes	3286th
Harmonic primes	8158th	8166th
Isolated primes	16714th
Primes	21853rd	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	111100011110110001₂	111100100010110111₂
Base 3	110120211011₃	110121011212₃
Base 4	330132301₄	330202313₄
Base 5	30411404₅	30413431₅
Base 6	5150521₆	5152035₆
Base 7	2051146₇	2052002₇
Base 8	743661₈	744267₈
Base 9	416734₉	417155₉
Base 10	247729₁₀	247991₁₀
Base 11	15a139₁₁	15a357₁₁
Base 12	bb441₁₂	bb61b₁₂
Base 13	889b1₁₃	88b53₁₃
Base 14	663cd₁₄	66539₁₄
Base 15	4d604₁₅	4d72b₁₅
Base 16	3c7b1₁₆	3c8b7₁₆