Compare 638042 vs 638047

Property	638042	638047
Type	composite number	prime
Unique factors	4	1
Total factors	4	1
Prime factorization	2¹ × 31¹ × 41¹ × 251¹	638047¹
Prime factorization	2 × 31 × 41 × 251	638047
Divisors count	16	2
Divisors	1, 2, 31, 41, 62, 82, 251, 502, 1271, 2542, 7781, 10291, 15562, 20582, 319021, 638042	1, 638047
Number of properties	0	4
Chen primes		20324th
Cousin primes (1st member)		5618th
Isolated primes		40704th
Primes		51945th
Roman numberals
Base 2	10011011110001011010₂	10011011110001011111₂
Base 3	1012102020012₃	1012102020101₃
Base 4	2123301122₄	2123301133₄
Base 5	130404132₅	130404142₅
Base 6	21401522₆	21401531₆
Base 7	5265116₇	5265124₇
Base 8	2336132₈	2336137₈
Base 9	1172205₉	1172211₉
Base 10	638042₁₀	638047₁₀
Base 11	3a6409₁₁	3a6413₁₁
Base 12	2692a2₁₂	2692a7₁₂
Base 13	194552₁₃	194557₁₃
Base 14	128746₁₄	12874b₁₄
Base 15	c90b2₁₅	c90b7₁₅
Base 16	9bc5a₁₆	9bc5f₁₆