Compare 231809 vs 231919

Property	231809	231919
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	231809¹	231919¹
Prime factorization	231809	231919
Divisors count	2	2
Divisors	1, 231809	1, 231919
Number of properties	5	3
Additive primes	8351st
Chen primes	8561st
Cousin primes (1st member)		2420th
Harmonic primes	7739th
Isolated primes	15708th	15715th
Primes	20583rd	20594th
Roman numberals
Base 2	111000100110000001₂	111000100111101111₂
Base 3	102202222112₃	102210010121₃
Base 4	320212001₄	320213233₄
Base 5	24404214₅	24410134₅
Base 6	4545105₆	4545411₆
Base 7	1653554₇	1654102₇
Base 8	704601₈	704757₈
Base 9	382875₉	383117₉
Base 10	231809₁₀	231919₁₀
Base 11	149186₁₁	149276₁₁
Base 12	b2195₁₂	b2267₁₂
Base 13	81686₁₃	8173c₁₃
Base 14	6069b₁₄	60739₁₄
Base 15	48a3e₁₅	48ab4₁₅
Base 16	38981₁₆	389ef₁₆