Compare 642143 vs 642151

Property	642143	642151
Type	semiprime	prime
Unique factors	2	1
Total factors	2	1
Prime factorization	19¹ × 33797¹	642151¹
Prime factorization	19 × 33797	642151
Divisors count	4	2
Divisors	1, 19, 33797, 642143	1, 642151
Number of properties	1	6
Additive primes		20414th
Chen primes		20433rd
Primes		52233rd
Semiprimes	137583rd
Sexy primes (1st member)		11316th
Sexy prime triplets (1st member)		2075th
Twin primes (2nd member)		5649th
Roman numberals
Base 2	10011100110001011111₂	10011100110001100111₂
Base 3	1012121212002₃	1012121212101₃
Base 4	2130301133₄	2130301213₄
Base 5	131022033₅	131022101₅
Base 6	21432515₆	21432531₆
Base 7	5313065₇	5313106₇
Base 8	2346137₈	2346147₈
Base 9	1177762₉	1177771₉
Base 10	642143₁₀	642151₁₀
Base 11	3a94a7₁₁	3a9504₁₁
Base 12	26b73b₁₂	26b747₁₂
Base 13	196388₁₃	196393₁₃
Base 14	12a035₁₄	12a03d₁₄
Base 15	ca3e8₁₅	ca401₁₅
Base 16	9cc5f₁₆	9cc67₁₆