Compare 645149 vs 645151

Property	645149	645151
Type	prime	semiprime
Unique factors	1	2
Total factors	1	2
Prime factorization	645149¹	13¹ × 49627¹
Prime factorization	645149	13 × 49627
Divisors count	2	4
Divisors	1, 645149	1, 13, 49627, 645151
Number of properties	5	1
Additive primes	20506th
Chen primes	20517th
Isolated primes	41122nd
Primes	52461st
Semiprimes		138192nd
Sophie germain primes	5350th
Roman numberals
Base 2	10011101100000011101₂	10011101100000011111₂
Base 3	1012202222102₃	1012202222111₃
Base 4	2131200131₄	2131200133₄
Base 5	131121044₅	131121101₅
Base 6	21454445₆	21454451₆
Base 7	5324621₇	5324623₇
Base 8	2354035₈	2354037₈
Base 9	1182872₉	1182874₉
Base 10	645149₁₀	645151₁₀
Base 11	40078a₁₁	400791₁₁
Base 12	271425₁₂	271427₁₂
Base 13	19785b₁₃	197860₁₃
Base 14	12b181₁₄	12b183₁₄
Base 15	cb24e₁₅	cb251₁₅
Base 16	9d81d₁₆	9d81f₁₆