Compare 1918 vs 1920

Property	1918	1920
Type	composite number	composite number
Unique factors	3	3
Total factors	3	9
Prime factorization	2¹ × 7¹ × 137¹	2⁷ × 3¹ × 5¹
Prime factorization	2 × 7 × 137	2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5
Divisors count	8	32
Divisors	1, 2, 7, 14, 137, 274, 959, 1918	1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920
Number of properties	0	0
Roman numberals	MCMXVIII	MCMXX
Base 2	11101111110₂	11110000000₂
Base 3	2122001₃	2122010₃
Base 4	131332₄	132000₄
Base 5	30133₅	30140₅
Base 6	12514₆	12520₆
Base 7	5410₇	5412₇
Base 8	3576₈	3600₈
Base 9	2561₉	2563₉
Base 10	1918₁₀	1920₁₀
Base 11	1494₁₁	1496₁₁
Base 12	113a₁₂	1140₁₂
Base 13	b47₁₃	b49₁₃
Base 14	9b0₁₄	9b2₁₄
Base 15	87d₁₅	880₁₅
Base 16	77e₁₆	780₁₆