Compare 1678 vs 1680

Property	1678	1680
Type	semiprime	composite number
Unique factors	2	4
Total factors	2	7
Prime factorization	2¹ × 839¹	2⁴ × 3¹ × 5¹ × 7¹
Prime factorization	2 × 839	2 × 2 × 2 × 2 × 3 × 5 × 7
Divisors count	4	40
Divisors	1, 2, 839, 1678	1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680
Number of properties	1	0
Semiprimes	482nd
Roman numberals	MDCLXXVIII	MDCLXXX
Base 2	11010001110₂	11010010000₂
Base 3	2022011₃	2022020₃
Base 4	122032₄	122100₄
Base 5	23203₅	23210₅
Base 6	11434₆	11440₆
Base 7	4615₇	4620₇
Base 8	3216₈	3220₈
Base 9	2264₉	2266₉
Base 10	1678₁₀	1680₁₀
Base 11	1296₁₁	1298₁₁
Base 12	b7a₁₂	b80₁₂
Base 13	9c1₁₃	9c3₁₃
Base 14	87c₁₄	880₁₄
Base 15	76d₁₅	770₁₅
Base 16	68e₁₆	690₁₆