Compare 131009 vs 131231

Property	131009	131231
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	131009¹	131231¹
Prime factorization	131009	131231
Divisors count	2	2
Divisors	1, 131009	1, 131231
Number of properties	5	4
Additive primes		5056th
Chen primes	5286th	5290th
Isolated primes		9209th
Primes	12245th	12262nd
Pythagorean primes	6093rd
Solinas primes	116th
Twin primes (1st member)	1526th
Roman numberals
Base 2	11111111111000001₂	100000000010011111₂
Base 3	20122201012₃	20200000102₃
Base 4	133333001₄	200002133₄
Base 5	13143014₅	13144411₅
Base 6	2450305₆	2451315₆
Base 7	1053644₇	1054412₇
Base 8	377701₈	400237₈
Base 9	218635₉	220012₉
Base 10	131009₁₀	131231₁₀
Base 11	8a47a₁₁	8a661₁₁
Base 12	63995₁₂	63b3b₁₂
Base 13	47828₁₃	47969₁₃
Base 14	35a5b₁₄	35b79₁₄
Base 15	28c3e₁₅	28d3b₁₅
Base 16	1ffc1₁₆	2009f₁₆