Compare 128987 vs 129509

Property	128987	129509
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	128987¹	129509¹
Prime factorization	128987	129509
Divisors count	2	2
Divisors	1, 128987	1, 129509
Number of properties	10	8
Chen primes	5220th	5238th
Cousin primes (2nd member)	1500th
Happy primes	1878th	1888th
Harmonic primes	4547th	4566th
Isolated primes	9062nd	9098th
Long primes		4548th
Primes	12075th	12121st
Prime triplets (3rd member)	612th
Pythagorean primes		6033rd
Sexy primes (1st member)	2997th
Sexy primes (2nd member)	2996th
Sexy prime triplets (2nd member)	640th
Sophie germain primes		1456th
Roman numberals
Base 2	11111011111011011₂	11111100111100101₂
Base 3	20112221022₃	20120122122₃
Base 4	133133123₄	133213211₄
Base 5	13111422₅	13121014₅
Base 6	2433055₆	2435325₆
Base 7	1045025₇	1046402₇
Base 8	373733₈	374745₈
Base 9	215838₉	216578₉
Base 10	128987₁₀	129509₁₀
Base 11	88a01₁₁	89336₁₁
Base 12	6278b₁₂	62b45₁₂
Base 13	46931₁₃	46c43₁₃
Base 14	35015₁₄	352a9₁₄
Base 15	28342₁₅	2858e₁₅
Base 16	1f7db₁₆	1f9e5₁₆