Compare 131981 vs 131990

Property	131981	131990
Type	semiprime	composite number
Unique factors	2	4
Total factors	2	4
Prime factorization	191¹ × 691¹	2¹ × 5¹ × 67¹ × 197¹
Prime factorization	191 × 691	2 × 5 × 67 × 197
Divisors count	4	16
Divisors	1, 191, 691, 131981	1, 2, 5, 10, 67, 134, 197, 335, 394, 670, 985, 1970, 13199, 26398, 65995, 131990
Number of properties	1	0
Semiprimes	30459th
Roman numberals
Base 2	100000001110001101₂	100000001110010110₂
Base 3	20201001012₃	20201001112₃
Base 4	200032031₄	200032112₄
Base 5	13210411₅	13210430₅
Base 6	2455005₆	2455022₆
Base 7	1056533₇	1056545₇
Base 8	401615₈	401626₈
Base 9	221035₉	221045₉
Base 10	131981₁₀	131990₁₀
Base 11	90183₁₁	90191₁₁
Base 12	64465₁₂	64472₁₂
Base 13	480c5₁₃	48101₁₃
Base 14	36153₁₄	3615c₁₄
Base 15	2918b₁₅	29195₁₅
Base 16	2038d₁₆	20396₁₆