Compare 681983 vs 681985

Property	681983	681985
Type	prime	semiprime
Unique factors	1	2
Total factors	1	2
Prime factorization	681983¹	5¹ × 136397¹
Prime factorization	681983	5 × 136397
Divisors count	2	4
Divisors	1, 681983	1, 5, 136397, 681985
Number of properties	7	1
Chen primes	21554th
Cousin primes (2nd member)	5952nd
Isolated primes	43316th
Primes	55215th
Prime triplets (3rd member)	2167th
Semiprimes		145707th
Sexy primes (2nd member)	11876th
Sexy prime triplets (3rd member)	2163rd
Roman numberals
Base 2	10100110011111111111₂	10100110100000000001₂
Base 3	1021122111122₃	1021122111201₃
Base 4	2212133333₄	2212200001₄
Base 5	133310413₅	133310420₅
Base 6	22341155₆	22341201₆
Base 7	5540201₇	5540203₇
Base 8	2463777₈	2464001₈
Base 9	1248448₉	1248451₉
Base 10	681983₁₀	681985₁₀
Base 11	426425₁₁	426427₁₁
Base 12	28a7bb₁₂	28a801₁₂
Base 13	1ab553₁₃	1ab555₁₃
Base 14	13a771₁₄	13a773₁₄
Base 15	d7108₁₅	d710a₁₅
Base 16	a67ff₁₆	a6801₁₆