Compare 680989 vs 680991

Property	680989	680991
Type	prime	composite number
Unique factors	1	3
Total factors	1	3
Prime factorization	680989¹	3¹ × 43¹ × 5279¹
Prime factorization	680989	3 × 43 × 5279
Divisors count	2	8
Divisors	1, 680989	1, 3, 43, 129, 5279, 15837, 226997, 680991
Number of properties	7	0
Cousin primes (1st member)	5944th
Happy primes	7818th
Lucky primes	6288th
Primes	55137th
Prime triplets (2nd member)	2163rd
Twin primes (2nd member)	5941st
Ulam primes	4045th
Roman numberals
Base 2	10100110010000011101₂	10100110010000011111₂
Base 3	1021121010211₃	1021121010220₃
Base 4	2212100131₄	2212100133₄
Base 5	133242424₅	133242431₅
Base 6	22332421₆	22332423₆
Base 7	5534251₇	5534253₇
Base 8	2462035₈	2462037₈
Base 9	1247124₉	1247126₉
Base 10	680989₁₀	680991₁₀
Base 11	425701₁₁	425703₁₁
Base 12	28a111₁₂	28a113₁₂
Base 13	1aac6a₁₃	1aac6c₁₃
Base 14	13a261₁₄	13a263₁₄
Base 15	d6b94₁₅	d6b96₁₅
Base 16	a641d₁₆	a641f₁₆