Compare 639907 vs 639912

Property	639907	639912
Type	prime	composite number
Unique factors	1	5
Total factors	1	7
Prime factorization	639907¹	2³ × 3¹ × 7¹ × 13¹ × 293¹
Prime factorization	639907	2 × 2 × 2 × 3 × 7 × 13 × 293
Divisors count	2	64
Divisors	1, 639907	1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 78, 84, 91, 104, 156, 168, 182, 273, 293, 312, 364, 546, 586, 728, 879, 1092, 1172, 1758, 2051, 2184, 2344, 3516, 3809, 4102, 6153, 7032, 7618, 8204, 11427, 12306, 15236, 16408, 22854, 24612, 26663, 30472, 45708, 49224, 53326, 79989, 91416, 106652, 159978, 213304, 319956, 639912
Number of properties	5	0
Cousin primes (1st member)	5630th
Good primes	1985th
Isolated primes	40806th
Primes	52067th
Super primes	5325th
Roman numberals
Base 2	10011100001110100011₂	10011100001110101000₂
Base 3	1012111210021₃	1012111210110₃
Base 4	2130032203₄	2130032220₄
Base 5	130434112₅	130434122₅
Base 6	21414311₆	21414320₆
Base 7	5303422₇	5303430₇
Base 8	2341643₈	2341650₈
Base 9	1174707₉	1174713₉
Base 10	639907₁₀	639912₁₀
Base 11	3a7854₁₁	3a7859₁₁
Base 12	26a397₁₂	26a3a0₁₂
Base 13	195358₁₃	195360₁₃
Base 14	1292b9₁₄	1292c0₁₄
Base 15	c9907₁₅	c990c₁₅
Base 16	9c3a3₁₆	9c3a8₁₆