Compare 660661 vs 660664

Property	660661	660664
Type	prime	composite number
Unique factors	1	3
Total factors	1	5
Prime factorization	660661¹	2³ × 269¹ × 307¹
Prime factorization	660661	2 × 2 × 2 × 269 × 307
Divisors count	2	16
Divisors	1, 660661	1, 2, 4, 8, 269, 307, 538, 614, 1076, 1228, 2152, 2456, 82583, 165166, 330332, 660664
Number of properties	3	0
Centered decagonal primes	153rd
Primes	53621st
Twin primes (2nd member)	5785th
Roman numberals
Base 2	10100001010010110101₂	10100001010010111000₂
Base 3	1020120020221₃	1020120021001₃
Base 4	2201102311₄	2201102320₄
Base 5	132120121₅	132120124₅
Base 6	22054341₆	22054344₆
Base 7	5421061₇	5421064₇
Base 8	2412265₈	2412270₈
Base 9	1216227₉	1216231₉
Base 10	660661₁₀	660664₁₀
Base 11	411401₁₁	411404₁₁
Base 12	27a3b1₁₂	27a3b4₁₂
Base 13	1a1931₁₃	1a1934₁₃
Base 14	132aa1₁₄	132aa4₁₄
Base 15	d0b41₁₅	d0b44₁₅
Base 16	a14b5₁₆	a14b8₁₆