Compare 638161 vs 638172

Property	638161	638172
Type	prime	composite number
Unique factors	1	4
Total factors	1	7
Prime factorization	638161¹	2² × 3³ × 19¹ × 311¹
Prime factorization	638161	2 × 2 × 3 × 3 × 3 × 19 × 311
Divisors count	2	48
Divisors	1, 638161	1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 108, 114, 171, 228, 311, 342, 513, 622, 684, 933, 1026, 1244, 1866, 2052, 2799, 3732, 5598, 5909, 8397, 11196, 11818, 16794, 17727, 23636, 33588, 35454, 53181, 70908, 106362, 159543, 212724, 319086, 638172
Number of properties	3	0
Lucky primes	5964th
Primes	51954th
Twin primes (2nd member)	5622nd
Roman numberals
Base 2	10011011110011010001₂	10011011110011011100₂
Base 3	1012102101121₃	1012102102000₃
Base 4	2123303101₄	2123303130₄
Base 5	130410121₅	130410142₅
Base 6	21402241₆	21402300₆
Base 7	5265346₇	5265363₇
Base 8	2336321₈	2336334₈
Base 9	1172347₉	1172360₉
Base 10	638161₁₀	638172₁₀
Base 11	3a6507₁₁	3a6517₁₁
Base 12	269381₁₂	269390₁₂
Base 13	194614₁₃	194622₁₃
Base 14	1287cd₁₄	1287da₁₄
Base 15	c9141₁₅	c914c₁₅
Base 16	9bcd1₁₆	9bcdc₁₆