Compare 247771 vs 248639

Property	247771	248639
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	247771¹	248639¹
Prime factorization	247771	248639
Divisors count	2	2
Divisors	1, 247771	1, 248639
Number of properties	6	6
Chen primes	9048th	9079th
Harmonic primes	8160th	8189th
Lucky primes	2736th
Primes	21857th	21933rd
Sophie germain primes		2458th
Twin primes (1st member)		2579th
Twin primes (2nd member)	2571st
Ulam primes	1565th	1571st
Roman numberals
Base 2	111100011111011011₂	111100101100111111₂
Base 3	110120212201₃	110122001212₃
Base 4	330133123₄	330230333₄
Base 5	30412041₅	30424024₅
Base 6	5151031₆	5155035₆
Base 7	2051236₇	2053616₇
Base 8	743733₈	745477₈
Base 9	416781₉	418055₉
Base 10	247771₁₀	248639₁₀
Base 11	15a177₁₁	15a896₁₁
Base 12	bb477₁₂	bba7b₁₂
Base 13	88a14₁₃	89231₁₃
Base 14	6641d₁₄	6687d₁₄
Base 15	4d631₁₅	4da0e₁₅
Base 16	3c7db₁₆	3cb3f₁₆