Compare 20405 vs 20407

Property	20405	20407
Type	composite number	prime
Unique factors	4	1
Total factors	4	1
Prime factorization	5¹ × 7¹ × 11¹ × 53¹	20407¹
Prime factorization	5 × 7 × 11 × 53	20407
Divisors count	16	2
Divisors	1, 5, 7, 11, 35, 53, 55, 77, 265, 371, 385, 583, 1855, 2915, 4081, 20405	1, 20407
Number of properties	0	6
Additive primes		1072nd
Chen primes		1134th
Cousin primes (1st member)		352nd
Isolated primes		1615th
Long primes		880th
Primes		2306th
Roman numberals
Base 2	100111110110101₂	100111110110111₂
Base 3	1000222202₃	1000222211₃
Base 4	10332311₄	10332313₄
Base 5	1123110₅	1123112₅
Base 6	234245₆	234251₆
Base 7	113330₇	113332₇
Base 8	47665₈	47667₈
Base 9	30882₉	30884₉
Base 10	20405₁₀	20407₁₀
Base 11	14370₁₁	14372₁₁
Base 12	b985₁₂	b987₁₂
Base 13	9398₁₃	939a₁₃
Base 14	7617₁₄	7619₁₄
Base 15	60a5₁₅	60a7₁₅
Base 16	4fb5₁₆	4fb7₁₆