Compare 81628 vs 81640

Property	81628	81640
Type	composite number	composite number
Unique factors	2	4
Total factors	3	6
Prime factorization	2² × 20407¹	2³ × 5¹ × 13¹ × 157¹
Prime factorization	2 × 2 × 20407	2 × 2 × 2 × 5 × 13 × 157
Divisors count	6	32
Divisors	1, 2, 4, 20407, 40814, 81628	1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 157, 260, 314, 520, 628, 785, 1256, 1570, 2041, 3140, 4082, 6280, 8164, 10205, 16328, 20410, 40820, 81640
Number of properties	0	0
Roman numberals
Base 2	10011111011011100₂	10011111011101000₂
Base 3	11010222021₃	11010222201₃
Base 4	103323130₄	103323220₄
Base 5	10103003₅	10103030₅
Base 6	1425524₆	1425544₆
Base 7	456661₇	460006₇
Base 8	237334₈	237350₈
Base 9	133867₉	133881₉
Base 10	81628₁₀	81640₁₀
Base 11	56368₁₁	56379₁₁
Base 12	3b2a4₁₂	3b2b4₁₂
Base 13	2b201₁₃	2b210₁₃
Base 14	21a68₁₄	21a76₁₄
Base 15	192bd₁₅	192ca₁₅
Base 16	13edc₁₆	13ee8₁₆