Compare 661980 vs 661981

Property	661980	661981
Type	composite number	semiprime
Unique factors	6	2
Total factors	7	2
Prime factorization	2² × 3¹ × 5¹ × 11¹ × 17¹ × 59¹	103¹ × 6427¹
Prime factorization	2 × 2 × 3 × 5 × 11 × 17 × 59	103 × 6427
Divisors count	96	4
Divisors	1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 17, 20, 22, 30, 33, 34, 44, 51, 55, 59, 60, 66, 68, 85, 102, 110, 118, 132, 165, 170, 177, 187, 204, 220, 236, 255, 295, 330, 340, 354, 374, 510, 561, 590, 649, 660, 708, 748, 885, 935, 1003, 1020, 1122, 1180, 1298, 1770, 1870, 1947, 2006, 2244, 2596, 2805, 3009, 3245, 3540, 3740, 3894, 4012, 5015, 5610, 6018, 6490, 7788, 9735, 10030, 11033, 11220, 12036, 12980, 15045, 19470, 20060, 22066, 30090, 33099, 38940, 44132, 55165, 60180, 66198, 110330, 132396, 165495, 220660, 330990, 661980	1, 103, 6427, 661981
Number of properties	0	1
Semiprimes		141648th
Roman numberals
Base 2	10100001100111011100₂	10100001100111011101₂
Base 3	1020122001210₃	1020122001211₃
Base 4	2201213130₄	2201213131₄
Base 5	132140410₅	132140411₅
Base 6	22104420₆	22104421₆
Base 7	5424654₇	5424655₇
Base 8	2414734₈	2414735₈
Base 9	1218053₉	1218054₉
Base 10	661980₁₀	661981₁₀
Base 11	4123a0₁₁	4123a1₁₁
Base 12	27b110₁₂	27b111₁₂
Base 13	1a2407₁₃	1a2408₁₃
Base 14	133364₁₄	133365₁₄
Base 15	d1220₁₅	d1221₁₅
Base 16	a19dc₁₆	a19dd₁₆