Compare 399911 vs 399920

Property	399911	399920
Type	prime	composite number
Unique factors	1	3
Total factors	1	6
Prime factorization	399911¹	2⁴ × 5¹ × 4999¹
Prime factorization	399911	2 × 2 × 2 × 2 × 5 × 4999
Divisors count	2	20
Divisors	1, 399911	1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 4999, 9998, 19996, 24995, 39992, 49990, 79984, 99980, 199960, 399920
Number of properties	4	0
Chen primes	13660th
Emirps	6698th
Primes	33853rd
Twin primes (1st member)	3804th
Roman numberals
Base 2	1100001101000100111₂	1100001101000110000₂
Base 3	202022120112₃	202022120212₃
Base 4	1201220213₄	1201220300₄
Base 5	100244121₅	100244140₅
Base 6	12323235₆	12323252₆
Base 7	3253631₇	3253643₇
Base 8	1415047₈	1415060₈
Base 9	668515₉	668525₉
Base 10	399911₁₀	399920₁₀
Base 11	253506₁₁	253514₁₁
Base 12	17351b₁₂	173528₁₂
Base 13	110045₁₃	110051₁₃
Base 14	a5a51₁₄	a5a5a₁₄
Base 15	7d75b₁₅	7d765₁₅
Base 16	61a27₁₆	61a30₁₆