Compare 640106 vs 640109

Property	640106	640109
Type	semiprime	prime
Unique factors	2	1
Total factors	2	1
Prime factorization	2¹ × 320053¹	640109¹
Prime factorization	2 × 320053	640109
Divisors count	4	2
Divisors	1, 2, 320053, 640106	1, 640109
Number of properties	1	3
Chen primes		20381st
Isolated primes		40822nd
Primes		52085th
Semiprimes	137165th
Roman numberals
Base 2	10011100010001101010₂	10011100010001101101₂
Base 3	1012112001122₃	1012112001202₃
Base 4	2130101222₄	2130101231₄
Base 5	130440411₅	130440414₅
Base 6	21415242₆	21415245₆
Base 7	5304125₇	5304131₇
Base 8	2342152₈	2342155₈
Base 9	1175048₉	1175052₉
Base 10	640106₁₀	640109₁₀
Base 11	3a7a15₁₁	3a7a18₁₁
Base 12	26a522₁₂	26a525₁₂
Base 13	19547c₁₃	195482₁₃
Base 14	1293bc₁₄	1293c1₁₄
Base 15	c99db₁₅	c99de₁₅
Base 16	9c46a₁₆	9c46d₁₆