Compare 661000 vs 661009

Property	661000	661009
Type	composite number	prime
Unique factors	3	1
Total factors	7	1
Prime factorization	2³ × 5³ × 661¹	661009¹
Prime factorization	2 × 2 × 2 × 5 × 5 × 5 × 661	661009
Divisors count	32	2
Divisors	1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 661, 1000, 1322, 2644, 3305, 5288, 6610, 13220, 16525, 26440, 33050, 66100, 82625, 132200, 165250, 330500, 661000	1, 661009
Number of properties	0	3
Isolated primes		42071st
Lucky primes		6149th
Primes		53648th
Roman numberals
Base 2	10100001011000001000₂	10100001011000010001₂
Base 3	1020120201111₃	1020120201211₃
Base 4	2201120020₄	2201120101₄
Base 5	132123000₅	132123014₅
Base 6	22100104₆	22100121₆
Base 7	5422054₇	5422066₇
Base 8	2413010₈	2413021₈
Base 9	1216644₉	1216654₉
Base 10	661000₁₀	661009₁₀
Base 11	41168a₁₁	411698₁₁
Base 12	27a634₁₂	27a641₁₂
Base 13	1a1b32₁₃	1a1b3b₁₃
Base 14	132c64₁₄	132c6d₁₄
Base 15	d0cba₁₅	d0cc4₁₅
Base 16	a1608₁₆	a1611₁₆