Compare 989988 vs 989999

Property	989988	989999
Type	composite number	prime
Unique factors	3	1
Total factors	4	1
Prime factorization	2² × 3¹ × 82499¹	989999¹
Prime factorization	2 × 2 × 3 × 82499	989999
Divisors count	12	2
Divisors	1, 2, 3, 4, 6, 12, 82499, 164998, 247497, 329996, 494994, 989988	1, 989999
Number of properties	0	4
Additive primes		29854th
Chen primes		29704th
Primes		77777th
Twin primes (1st member)		8102nd
Roman numberals
Base 2	11110001101100100100₂	11110001101100101111₂
Base 3	1212022000020₃	1212022000122₃
Base 4	3301230210₄	3301230233₄
Base 5	223134423₅	223134444₅
Base 6	33115140₆	33115155₆
Base 7	11262156₇	11262203₇
Base 8	3615444₈	3615457₈
Base 9	1768006₉	1768018₉
Base 10	989988₁₀	989999₁₀
Base 11	61687a₁₁	61688a₁₁
Base 12	3b8ab0₁₂	3b8abb₁₂
Base 13	2887bc₁₃	2887ca₁₃
Base 14	1baad6₁₄	1bab03₁₄
Base 15	1484e3₁₅	1484ee₁₅
Base 16	f1b24₁₆	f1b2f₁₆