Compare 1639 vs 1649

Property	1639	1649
Type	semiprime	semiprime
Unique factors	2	2
Total factors	2	2
Prime factorization	11¹ × 149¹	17¹ × 97¹
Prime factorization	11 × 149	17 × 97
Divisors count	4	4
Divisors	1, 11, 149, 1639	1, 17, 97, 1649
Number of properties	1	1
Semiprimes	469th	474th
Roman numberals	MDCXXXIX	MDCXLIX
Base 2	11001100111₂	11001110001₂
Base 3	2020201₃	2021002₃
Base 4	121213₄	121301₄
Base 5	23024₅	23044₅
Base 6	11331₆	11345₆
Base 7	4531₇	4544₇
Base 8	3147₈	3161₈
Base 9	2221₉	2232₉
Base 10	1639₁₀	1649₁₀
Base 11	1260₁₁	126a₁₁
Base 12	b47₁₂	b55₁₂
Base 13	991₁₃	99b₁₃
Base 14	851₁₄	85b₁₄
Base 15	744₁₅	74e₁₅
Base 16	667₁₆	671₁₆