Compare 6439 vs 6440

Property	6439	6440
Type	semiprime	composite number
Unique factors	2	4
Total factors	2	6
Prime factorization	47¹ × 137¹	2³ × 5¹ × 7¹ × 23¹
Prime factorization	47 × 137	2 × 2 × 2 × 5 × 7 × 23
Divisors count	4	32
Divisors	1, 47, 137, 6439	1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 3220, 6440
Number of properties	1	0
Semiprimes	1731st
Roman numberals
Base 2	1100100100111₂	1100100101000₂
Base 3	22211111₃	22211112₃
Base 4	1210213₄	1210220₄
Base 5	201224₅	201230₅
Base 6	45451₆	45452₆
Base 7	24526₇	24530₇
Base 8	14447₈	14450₈
Base 9	8744₉	8745₉
Base 10	6439₁₀	6440₁₀
Base 11	4924₁₁	4925₁₁
Base 12	3887₁₂	3888₁₂
Base 13	2c14₁₃	2c15₁₃
Base 14	24bd₁₄	24c0₁₄
Base 15	1d94₁₅	1d95₁₅
Base 16	1927₁₆	1928₁₆