Compare 161980 vs 161991

Property	161980	161991
Type	composite number	composite number
Unique factors	5	3
Total factors	6	4
Prime factorization	2² × 5¹ × 7¹ × 13¹ × 89¹	3² × 41¹ × 439¹
Prime factorization	2 × 2 × 5 × 7 × 13 × 89	3 × 3 × 41 × 439
Divisors count	48	12
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, 3, 9, 41, 123, 369, 439, 1317, 3951, 17999, 53997, 161991
Number of properties	0	0
Roman numberals
Base 2	100111100010111100₂	100111100011000111₂
Base 3	22020012021₃	22020012200₃
Base 4	213202330₄	213203013₄
Base 5	20140410₅	20140431₅
Base 6	3245524₆	3245543₆
Base 7	1243150₇	1243164₇
Base 8	474274₈	474307₈
Base 9	266167₉	266180₉
Base 10	161980₁₀	161991₁₀
Base 11	100775₁₁	100785₁₁
Base 12	798a4₁₂	798b3₁₂
Base 13	58960₁₃	5896b₁₃
Base 14	43060₁₄	4306b₁₄
Base 15	32eda₁₅	32ee6₁₅
Base 16	278bc₁₆	278c7₁₆