Compare 21686 vs 21690

Property	21686	21690
Type	composite number	composite number
Unique factors	3	4
Total factors	3	5
Prime factorization	2¹ × 7¹ × 1549¹	2¹ × 3² × 5¹ × 241¹
Prime factorization	2 × 7 × 1549	2 × 3 × 3 × 5 × 241
Divisors count	8	24
Divisors	1, 2, 7, 14, 1549, 3098, 10843, 21686	1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 241, 482, 723, 1205, 1446, 2169, 2410, 3615, 4338, 7230, 10845, 21690
Number of properties	0	0
Roman numberals
Base 2	101010010110110₂	101010010111010₂
Base 3	1002202012₃	1002202100₃
Base 4	11102312₄	11102322₄
Base 5	1143221₅	1143230₅
Base 6	244222₆	244230₆
Base 7	120140₇	120144₇
Base 8	52266₈	52272₈
Base 9	32665₉	32670₉
Base 10	21686₁₀	21690₁₀
Base 11	15325₁₁	15329₁₁
Base 12	10672₁₂	10676₁₂
Base 13	9b42₁₃	9b46₁₃
Base 14	7c90₁₄	7c94₁₄
Base 15	665b₁₅	6660₁₅
Base 16	54b6₁₆	54ba₁₆