Compare 81890 vs 81899

Property	81890	81899
Type	composite number	prime
Unique factors	4	1
Total factors	4	1
Prime factorization	2¹ × 5¹ × 19¹ × 431¹	81899¹
Prime factorization	2 × 5 × 19 × 431	81899
Divisors count	16	2
Divisors	1, 2, 5, 10, 19, 38, 95, 190, 431, 862, 2155, 4310, 8189, 16378, 40945, 81890	1, 81899
Number of properties	0	6
Chen primes		3611th
Happy primes		1240th
Long primes		3038th
Primes		8007th
Safe primes		573rd
Twin primes (1st member)		1030th
Roman numberals
Base 2	10011111111100010₂	10011111111101011₂
Base 3	11011022222₃	11011100022₃
Base 4	103333202₄	103333223₄
Base 5	10110030₅	10110044₅
Base 6	1431042₆	1431055₆
Base 7	460514₇	460526₇
Base 8	237742₈	237753₈
Base 9	134288₉	134308₉
Base 10	81890₁₀	81899₁₀
Base 11	56586₁₁	56594₁₁
Base 12	3b482₁₂	3b48b₁₂
Base 13	2b373₁₃	2b37c₁₃
Base 14	21bb4₁₄	21bbd₁₄
Base 15	193e5₁₅	193ee₁₅
Base 16	13fe2₁₆	13feb₁₆