Compare 689891 vs 689981

Property	689891	689981
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	689891¹	689981¹
Prime factorization	689891	689981
Divisors count	2	2
Divisors	1, 689891	1, 689981
Number of properties	4	4
Additive primes	21765th	21769th
Chen primes	21770th
Isolated primes		43829th
Primes	55804th	55814th
Sexy primes (1st member)		11989th
Twin primes (1st member)	5992nd
Roman numberals
Base 2	10101000011011100011₂	10101000011100111101₂
Base 3	1022001100112₃	1022001110212₃
Base 4	2220123203₄	2220130331₄
Base 5	134034031₅	134034411₅
Base 6	22441535₆	22442205₆
Base 7	5602226₇	5602415₇
Base 8	2503343₈	2503475₈
Base 9	1261315₉	1261425₉
Base 10	689891₁₀	689981₁₀
Base 11	431364₁₁	431436₁₁
Base 12	2932ab₁₂	293365₁₂
Base 13	1b2027₁₃	1b2096₁₃
Base 14	13d5bd₁₄	13d645₁₄
Base 15	d962b₁₅	d968b₁₅
Base 16	a86e3₁₆	a873d₁₆