Compare 161980 vs 161981

Property	161980	161981
Type	composite number	semiprime
Unique factors	5	2
Total factors	6	2
Prime factorization	2² × 5¹ × 7¹ × 13¹ × 89¹	43¹ × 3767¹
Prime factorization	2 × 2 × 5 × 7 × 13 × 89	43 × 3767
Divisors count	48	4
Divisors	1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 89, 91, 130, 140, 178, 182, 260, 356, 364, 445, 455, 623, 890, 910, 1157, 1246, 1780, 1820, 2314, 2492, 3115, 4628, 5785, 6230, 8099, 11570, 12460, 16198, 23140, 32396, 40495, 80990, 161980	1, 43, 3767, 161981
Number of properties	0	1
Semiprimes		36999th
Roman numberals
Base 2	100111100010111100₂	100111100010111101₂
Base 3	22020012021₃	22020012022₃
Base 4	213202330₄	213202331₄
Base 5	20140410₅	20140411₅
Base 6	3245524₆	3245525₆
Base 7	1243150₇	1243151₇
Base 8	474274₈	474275₈
Base 9	266167₉	266168₉
Base 10	161980₁₀	161981₁₀
Base 11	100775₁₁	100776₁₁
Base 12	798a4₁₂	798a5₁₂
Base 13	58960₁₃	58961₁₃
Base 14	43060₁₄	43061₁₄
Base 15	32eda₁₅	32edb₁₅
Base 16	278bc₁₆	278bd₁₆