Compare 130987 vs 130991

Property	130987	130991
Type	prime	semiprime
Unique factors	1	2
Total factors	1	2
Prime factorization	130987¹	7¹ × 18713¹
Prime factorization	130987	7 × 18713
Divisors count	2	4
Divisors	1, 130987	1, 7, 18713, 130991
Number of properties	5	1
Emirps	2491st
Isolated primes	9195th
Lucky primes	1605th
Primes	12244th
Semiprimes		30235th
Sexy primes (2nd member)	3036th
Roman numberals
Base 2	11111111110101011₂	11111111110101111₂
Base 3	20122200101₃	20122200112₃
Base 4	133332223₄	133332233₄
Base 5	13142422₅	13142431₅
Base 6	2450231₆	2450235₆
Base 7	1053613₇	1053620₇
Base 8	377653₈	377657₈
Base 9	218611₉	218615₉
Base 10	130987₁₀	130991₁₀
Base 11	8a45a₁₁	8a463₁₁
Base 12	63977₁₂	6397b₁₂
Base 13	4780c₁₃	47813₁₃
Base 14	35a43₁₄	35a47₁₄
Base 15	28c27₁₅	28c2b₁₅
Base 16	1ffab₁₆	1ffaf₁₆