Compare 661888 vs 661889

Property	661888	661889
Type	composite number	prime
Unique factors	2	1
Total factors	8	1
Prime factorization	2⁷ × 5171¹	661889¹
Prime factorization	2 × 2 × 2 × 2 × 2 × 2 × 2 × 5171	661889
Divisors count	16	2
Divisors	1, 2, 4, 8, 16, 32, 64, 128, 5171, 10342, 20684, 41368, 82736, 165472, 330944, 661888	1, 661889
Number of properties	0	6
Chen primes		21006th
Isolated primes		42121st
Primes		53708th
Sexy primes (2nd member)		11598th
Sexy prime triplets (3rd member)		2116th
Sophie germain primes		5460th
Roman numberals
Base 2	10100001100110000000₂	10100001100110000001₂
Base 3	1020121221101₃	1020121221102₃
Base 4	2201212000₄	2201212001₄
Base 5	132140023₅	132140024₅
Base 6	22104144₆	22104145₆
Base 7	5424463₇	5424464₇
Base 8	2414600₈	2414601₈
Base 9	1217841₉	1217842₉
Base 10	661888₁₀	661889₁₀
Base 11	412317₁₁	412318₁₁
Base 12	27b054₁₂	27b055₁₂
Base 13	1a2366₁₃	1a2367₁₃
Base 14	1332da₁₄	1332db₁₄
Base 15	d11ad₁₅	d11ae₁₅
Base 16	a1980₁₆	a1981₁₆