Compare 205981 vs 205990

Property	205981	205990
Type	prime	composite number
Unique factors	1	3
Total factors	1	3
Prime factorization	205981¹	2¹ × 5¹ × 20599¹
Prime factorization	205981	2 × 5 × 20599
Divisors count	2	8
Divisors	1, 205981	1, 2, 5, 10, 20599, 41198, 102995, 205990
Number of properties	3	0
Isolated primes	14043rd
Primes	18462nd
Pythagorean primes	9218th
Roman numberals
Base 2	110010010010011101₂	110010010010100110₂
Base 3	101110112221₃	101110120021₃
Base 4	302102131₄	302102212₄
Base 5	23042411₅	23042430₅
Base 6	4225341₆	4225354₆
Base 7	1515346₇	1515361₇
Base 8	622235₈	622246₈
Base 9	343487₉	343507₉
Base 10	205981₁₀	205990₁₀
Base 11	130836₁₁	130844₁₁
Base 12	9b251₁₂	9b25a₁₂
Base 13	729a9₁₃	729b5₁₃
Base 14	550cd₁₄	550d8₁₄
Base 15	41071₁₅	4107a₁₅
Base 16	3249d₁₆	324a6₁₆