Compare 660063 vs 660071

Property	660063	660071
Type	semiprime	prime
Unique factors	2	1
Total factors	2	1
Prime factorization	3¹ × 220021¹	660071¹
Prime factorization	3 × 220021	660071
Divisors count	4	2
Divisors	1, 3, 220021, 660063	1, 660071
Number of properties	1	5
Chen primes		20959th
Cousin primes (2nd member)		5776th
Primes		53572nd
Prime triplets (2nd member)		2100th
Semiprimes	141260th
Twin primes (1st member)		5778th
Roman numberals
Base 2	10100001001001011111₂	10100001001001100111₂
Base 3	1020112102210₃	1020112110002₃
Base 4	2201021133₄	2201021213₄
Base 5	132110223₅	132110241₅
Base 6	22051503₆	22051515₆
Base 7	5416245₇	5416256₇
Base 8	2411137₈	2411147₈
Base 9	1215383₉	1215402₉
Base 10	660063₁₀	660071₁₀
Base 11	410a08₁₁	410a15₁₁
Base 12	279b93₁₂	279b9b₁₂
Base 13	1a1591₁₃	1a1599₁₃
Base 14	132795₁₄	13279d₁₄
Base 15	d0893₁₅	d089b₁₅
Base 16	a125f₁₆	a1267₁₆