Compare 17987 vs 18917

Property	17987	18917
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	17987¹	18917¹
Prime factorization	17987	18917
Divisors count	2	2
Divisors	1, 17987	1, 18917
Number of properties	5	10
Chen primes	1024th	1067th
Cousin primes (2nd member)		335th
Primes	2063rd	2153rd
Prime quadruplets (3rd member)		18th
Prime triplets (2nd member)		162nd
Prime triplets (3rd member)		161st
Pythagorean primes		1067th
Sexy primes (2nd member)	637th	658th
Super primes	311th	325th
Twin primes (1st member)	315th	327th
Roman numberals
Base 2	100011001000011₂	100100111100101₂
Base 3	220200012₃	221221122₃
Base 4	10121003₄	10213211₄
Base 5	1033422₅	1101132₅
Base 6	215135₆	223325₆
Base 7	103304₇	106103₇
Base 8	43103₈	44745₈
Base 9	26605₉	27848₉
Base 10	17987₁₀	18917₁₀
Base 11	12572₁₁	13238₁₁
Base 12	a4ab₁₂	ab45₁₂
Base 13	8258₁₃	87c2₁₃
Base 14	67ab₁₄	6c73₁₄
Base 15	54e2₁₅	5912₁₅
Base 16	4643₁₆	49e5₁₆