Compare 81839 vs 81845

Property	81839	81845
Type	prime	semiprime
Unique factors	1	2
Total factors	1	2
Prime factorization	81839¹	5¹ × 16369¹
Prime factorization	81839	5 × 16369
Divisors count	2	4
Divisors	1, 81839	1, 5, 16369, 81845
Number of properties	6	1
Additive primes	3324th
Chen primes	3609th
Happy primes	1239th
Isolated primes	5945th
Primes	8002nd
Semiprimes		19321st
Sophie germain primes	994th
Roman numberals
Base 2	10011111110101111₂	10011111110110101₂
Base 3	11011021002₃	11011021022₃
Base 4	103332233₄	103332311₄
Base 5	10104324₅	10104340₅
Base 6	1430515₆	1430525₆
Base 7	460412₇	460421₇
Base 8	237657₈	237665₈
Base 9	134232₉	134238₉
Base 10	81839₁₀	81845₁₀
Base 11	5653a₁₁	56545₁₁
Base 12	3b43b₁₂	3b445₁₂
Base 13	2b334₁₃	2b33a₁₃
Base 14	21b79₁₄	21b81₁₄
Base 15	193ae₁₅	193b5₁₅
Base 16	13faf₁₆	13fb5₁₆