Compare 247991 vs 247991

Property	247991	247991
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	247991¹	247991¹
Prime factorization	247991	247991
Divisors count	2	2
Divisors	1, 247991	1, 247991
Number of properties	8	8
Chen primes	9055th	9055th
Harmonic primes	8166th	8166th
Primes	21873rd	21873rd
Prime quadruplets (1st member)	60th	60th
Prime triplets (1st member)	1001st	1001st
Sexy primes (1st member)	5105th	5105th
Sophie germain primes	2452nd	2452nd
Twin primes (1st member)	2573rd	2573rd
Roman numberals
Base 2	111100100010110111₂	111100100010110111₂
Base 3	110121011212₃	110121011212₃
Base 4	330202313₄	330202313₄
Base 5	30413431₅	30413431₅
Base 6	5152035₆	5152035₆
Base 7	2052002₇	2052002₇
Base 8	744267₈	744267₈
Base 9	417155₉	417155₉
Base 10	247991₁₀	247991₁₀
Base 11	15a357₁₁	15a357₁₁
Base 12	bb61b₁₂	bb61b₁₂
Base 13	88b53₁₃	88b53₁₃
Base 14	66539₁₄	66539₁₄
Base 15	4d72b₁₅	4d72b₁₅
Base 16	3c8b7₁₆	3c8b7₁₆