Compare 661630 vs 661640

Property	661630	661640
Type	composite number	composite number
Unique factors	4	5
Total factors	4	7
Prime factorization	2¹ × 5¹ × 109¹ × 607¹	2³ × 5¹ × 7¹ × 17¹ × 139¹
Prime factorization	2 × 5 × 109 × 607	2 × 2 × 2 × 5 × 7 × 17 × 139
Divisors count	16	64
Divisors	1, 2, 5, 10, 109, 218, 545, 607, 1090, 1214, 3035, 6070, 66163, 132326, 330815, 661630	1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 139, 140, 170, 238, 278, 280, 340, 476, 556, 595, 680, 695, 952, 973, 1112, 1190, 1390, 1946, 2363, 2380, 2780, 3892, 4726, 4760, 4865, 5560, 7784, 9452, 9730, 11815, 16541, 18904, 19460, 23630, 33082, 38920, 47260, 66164, 82705, 94520, 132328, 165410, 330820, 661640
Number of properties	0	0
Roman numberals
Base 2	10100001100001111110₂	10100001100010001000₂
Base 3	1020121120211₃	1020121121012₃
Base 4	2201201332₄	2201202020₄
Base 5	132133010₅	132133030₅
Base 6	22103034₆	22103052₆
Base 7	5423644₇	5423660₇
Base 8	2414176₈	2414210₈
Base 9	1217524₉	1217535₉
Base 10	661630₁₀	661640₁₀
Base 11	412102₁₁	412111₁₁
Base 12	27aa7a₁₂	27aa88₁₂
Base 13	1a21c8₁₃	1a2205₁₃
Base 14	133194₁₄	1331a0₁₄
Base 15	d108a₁₅	d1095₁₅
Base 16	a187e₁₆	a1888₁₆