Compare 686890 vs 686891

Property	686890	686891
Type	composite number	prime
Unique factors	4	1
Total factors	4	1
Prime factorization	2¹ × 5¹ × 149¹ × 461¹	686891¹
Prime factorization	2 × 5 × 149 × 461	686891
Divisors count	16	2
Divisors	1, 2, 5, 10, 149, 298, 461, 745, 922, 1490, 2305, 4610, 68689, 137378, 343445, 686890	1, 686891
Number of properties	0	5
Chen primes		21686th
Primes		55570th
Prime triplets (1st member)		2173rd
Sexy primes (1st member)		11945th
Twin primes (1st member)		5980th
Roman numberals
Base 2	10100111101100101010₂	10100111101100101011₂
Base 3	1021220020101₃	1021220020102₃
Base 4	2213230222₄	2213230223₄
Base 5	133440030₅	133440031₅
Base 6	22420014₆	22420015₆
Base 7	5560411₇	5560412₇
Base 8	2475452₈	2475453₈
Base 9	1256211₉	1256212₉
Base 10	686890₁₀	686891₁₀
Base 11	42a086₁₁	42a087₁₁
Base 12	29160a₁₂	29160b₁₂
Base 13	1b0859₁₃	1b085a₁₃
Base 14	13c478₁₄	13c479₁₄
Base 15	d87ca₁₅	d87cb₁₅
Base 16	a7b2a₁₆	a7b2b₁₆