Compare 664991 vs 665009

Property	664991	665009
Type	semiprime	semiprime
Unique factors	2	2
Total factors	2	2
Prime factorization	53¹ × 12547¹	109¹ × 6101¹
Prime factorization	53 × 12547	109 × 6101
Divisors count	4	4
Divisors	1, 53, 12547, 664991	1, 109, 6101, 665009
Number of properties	1	1
Semiprimes	142257th	142260th
Roman numberals
Base 2	10100010010110011111₂	10100010010110110001₂
Base 3	1020210012022₃	1020210012222₃
Base 4	2202112133₄	2202112301₄
Base 5	132234431₅	132240014₅
Base 6	22130355₆	22130425₆
Base 7	5436515₇	5436542₇
Base 8	2422637₈	2422661₈
Base 9	1223168₉	1223188₉
Base 10	664991₁₀	665009₁₀
Base 11	414688₁₁	4146a4₁₁
Base 12	2809bb₁₂	280a15₁₂
Base 13	1a38b2₁₃	1a38c7₁₃
Base 14	1344b5₁₄	1344c9₁₄
Base 15	d207b₁₅	d208e₁₅
Base 16	a259f₁₆	a25b1₁₆