Compare 28639 vs 28640

Property	28639	28640
Type	semiprime	composite number
Unique factors	2	3
Total factors	2	7
Prime factorization	13¹ × 2203¹	2⁵ × 5¹ × 179¹
Prime factorization	13 × 2203	2 × 2 × 2 × 2 × 2 × 5 × 179
Divisors count	4	24
Divisors	1, 13, 2203, 28639	1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 179, 358, 716, 895, 1432, 1790, 2864, 3580, 5728, 7160, 14320, 28640
Number of properties	1	0
Semiprimes	7128th
Roman numberals
Base 2	110111111011111₂	110111111100000₂
Base 3	1110021201₃	1110021202₃
Base 4	12333133₄	12333200₄
Base 5	1404024₅	1404030₅
Base 6	340331₆	340332₆
Base 7	146332₇	146333₇
Base 8	67737₈	67740₈
Base 9	43251₉	43252₉
Base 10	28639₁₀	28640₁₀
Base 11	1a576₁₁	1a577₁₁
Base 12	146a7₁₂	146a8₁₂
Base 13	10060₁₃	10061₁₃
Base 14	a619₁₄	a61a₁₄
Base 15	8744₁₅	8745₁₅
Base 16	6fdf₁₆	6fe0₁₆