Compare 401987 vs 401991

Property	401987	401991
Type	prime	composite number
Unique factors	1	3
Total factors	1	3
Prime factorization	401987¹	3¹ × 47¹ × 2851¹
Prime factorization	401987	3 × 47 × 2851
Divisors count	2	8
Divisors	1, 401987	1, 3, 47, 141, 2851, 8553, 133997, 401991
Number of properties	7	0
Additive primes	13435th
Chen primes	13715th
Isolated primes	26371st
Primes	34000th
Sexy primes (1st member)	7673rd
Sexy primes (2nd member)	7672nd
Sexy prime triplets (2nd member)	1466th
Roman numberals
Base 2	1100010001001000011₂	1100010001001000111₂
Base 3	202102102102₃	202102102120₃
Base 4	1202021003₄	1202021013₄
Base 5	100330422₅	100330431₅
Base 6	12341015₆	12341023₆
Base 7	3262655₇	3262662₇
Base 8	1421103₈	1421107₈
Base 9	672372₉	672376₉
Base 10	401987₁₀	401991₁₀
Base 11	255023₁₁	255027₁₁
Base 12	17476b₁₂	174773₁₂
Base 13	110c81₁₃	110c85₁₃
Base 14	a66d5₁₄	a66d9₁₄
Base 15	7e192₁₅	7e196₁₅
Base 16	62243₁₆	62247₁₆