Compare 397981 vs 397993

Property	397981	397993
Type	prime	semiprime
Unique factors	1	2
Total factors	1	2
Prime factorization	397981¹	19¹ × 20947¹
Prime factorization	397981	19 × 20947
Divisors count	2	4
Divisors	1, 397981	1, 19, 20947, 397993
Number of properties	5	1
Additive primes	13316th
Chen primes	13602nd
Isolated primes	26122nd
Lucky primes	4049th
Primes	33697th
Semiprimes		87139th
Roman numberals
Base 2	1100001001010011101₂	1100001001010101001₂
Base 3	202012221001₃	202012221111₃
Base 4	1201022131₄	1201022221₄
Base 5	100213411₅	100213433₅
Base 6	12310301₆	12310321₆
Base 7	3245203₇	3245221₇
Base 8	1411235₈	1411251₈
Base 9	665831₉	665844₉
Base 10	397981₁₀	397993₁₀
Base 11	252011₁₁	252022₁₁
Base 12	172391₁₂	1723a1₁₂
Base 13	10c1bc₁₃	10c1cb₁₃
Base 14	a5073₁₄	a5081₁₄
Base 15	7cdc1₁₅	7cdcd₁₅
Base 16	6129d₁₆	612a9₁₆