Compare 256129 vs 256639

Property	256129	256639
Type	prime	prime
Unique factors	1	1
Total factors	1	1
Prime factorization	256129¹	256639¹
Prime factorization	256129	256639
Divisors count	2	2
Divisors	1, 256129	1, 256639
Number of properties	4	5
Additive primes		9128th
Cousin primes (1st member)	2634th	2636th
Harmonic primes		8409th
Isolated primes	17269th	17299th
Lucky primes	2806th
Primes	22536th	22574th
Roman numberals
Base 2	111110100010000001₂	111110101001111111₂
Base 3	111000100021₃	111001001011₃
Base 4	332202001₄	332221333₄
Base 5	31144004₅	31203024₅
Base 6	5253441₆	5300051₆
Base 7	2114506₇	2116135₇
Base 8	764201₈	765177₈
Base 9	430307₉	431034₉
Base 10	256129₁₀	256639₁₀
Base 11	165485₁₁	1658a9₁₁
Base 12	104281₁₂	104627₁₂
Base 13	8c773₁₃	8ca76₁₃
Base 14	694ad₁₄	69755₁₄
Base 15	50d54₁₅	51094₁₅
Base 16	3e881₁₆	3ea7f₁₆