Compare 6656 vs 6661

Property	6656	6661
Type	composite number	prime
Unique factors	2	1
Total factors	10	1
Prime factorization	2⁹ × 13¹	6661¹
Prime factorization	2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 13	6661
Divisors count	20	2
Divisors	1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 832, 1664, 3328, 6656	1, 6661
Number of properties	0	11
Additive primes		428th
Centered decagonal primes		23rd
Chen primes		469th
Happy primes		147th
Harmonic primes		312th
Long primes		329th
Lucky primes		160th
Primes		859th
Pythagorean primes		423rd
Super primes		149th
Twin primes (2nd member)		153rd
Roman numberals
Base 2	1101000000000₂	1101000000101₂
Base 3	100010112₃	100010201₃
Base 4	1220000₄	1220011₄
Base 5	203111₅	203121₅
Base 6	50452₆	50501₆
Base 7	25256₇	25264₇
Base 8	15000₈	15005₈
Base 9	10115₉	10121₉
Base 10	6656₁₀	6661₁₀
Base 11	5001₁₁	5006₁₁
Base 12	3a28₁₂	3a31₁₂
Base 13	3050₁₃	3055₁₃
Base 14	25d6₁₄	25db₁₄
Base 15	1e8b₁₅	1e91₁₅
Base 16	1a00₁₆	1a05₁₆