Compare 661139 vs 661150

Property	661139	661150
Type	prime	composite number
Unique factors	1	4
Total factors	1	5
Prime factorization	661139¹	2¹ × 5² × 7¹ × 1889¹
Prime factorization	661139	2 × 5 × 5 × 7 × 1889
Divisors count	2	24
Divisors	1, 661139	1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 175, 350, 1889, 3778, 9445, 13223, 18890, 26446, 47225, 66115, 94450, 132230, 330575, 661150
Number of properties	4	0
Chen primes	20993rd
Isolated primes	42080th
Primes	53661st
Safe primes	3099th
Roman numberals
Base 2	10100001011010010011₂	10100001011010011110₂
Base 3	1020120220122₃	1020120221001₃
Base 4	2201122103₄	2201122132₄
Base 5	132124024₅	132124100₅
Base 6	22100455₆	22100514₆
Base 7	5422343₇	5422360₇
Base 8	2413223₈	2413236₈
Base 9	1216818₉	1216831₉
Base 10	661139₁₀	661150₁₀
Base 11	4117a6₁₁	411806₁₁
Base 12	27a72b₁₂	27a73a₁₂
Base 13	1a1c0b₁₃	1a1c19₁₃
Base 14	132d23₁₄	132d30₁₄
Base 15	d0d5e₁₅	d0d6a₁₅
Base 16	a1693₁₆	a169e₁₆