Compare 638040 vs 638047

Property	638040	638047
Type	composite number	prime
Unique factors	5	1
Total factors	7	1
Prime factorization	2³ × 3¹ × 5¹ × 13¹ × 409¹	638047¹
Prime factorization	2 × 2 × 2 × 3 × 5 × 13 × 409	638047
Divisors count	64	2
Divisors	1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 409, 520, 780, 818, 1227, 1560, 1636, 2045, 2454, 3272, 4090, 4908, 5317, 6135, 8180, 9816, 10634, 12270, 15951, 16360, 21268, 24540, 26585, 31902, 42536, 49080, 53170, 63804, 79755, 106340, 127608, 159510, 212680, 319020, 638040	1, 638047
Number of properties	0	4
Chen primes		20324th
Cousin primes (1st member)		5618th
Isolated primes		40704th
Primes		51945th
Roman numberals
Base 2	10011011110001011000₂	10011011110001011111₂
Base 3	1012102020010₃	1012102020101₃
Base 4	2123301120₄	2123301133₄
Base 5	130404130₅	130404142₅
Base 6	21401520₆	21401531₆
Base 7	5265114₇	5265124₇
Base 8	2336130₈	2336137₈
Base 9	1172203₉	1172211₉
Base 10	638040₁₀	638047₁₀
Base 11	3a6407₁₁	3a6413₁₁
Base 12	2692a0₁₂	2692a7₁₂
Base 13	194550₁₃	194557₁₃
Base 14	128744₁₄	12874b₁₄
Base 15	c90b0₁₅	c90b7₁₅
Base 16	9bc58₁₆	9bc5f₁₆