Compare 649639 vs 649640

Property	649639	649640
Type	prime	composite number
Unique factors	1	4
Total factors	1	6
Prime factorization	649639¹	2³ × 5¹ × 109¹ × 149¹
Prime factorization	649639	2 × 2 × 2 × 5 × 109 × 149
Divisors count	2	32
Divisors	1, 649639	1, 2, 4, 5, 8, 10, 20, 40, 109, 149, 218, 298, 436, 545, 596, 745, 872, 1090, 1192, 1490, 2180, 2980, 4360, 5960, 16241, 32482, 64964, 81205, 129928, 162410, 324820, 649640
Number of properties	6	0
Additive primes	20634th
Cousin primes (1st member)	5700th
Isolated primes	41388th
Lucky primes	6060th
Primes	52799th
Sexy primes (2nd member)	11426th
Roman numberals
Base 2	10011110100110100111₂	10011110100110101000₂
Base 3	1020000010201₃	1020000010202₃
Base 4	2132212213₄	2132212220₄
Base 5	131242024₅	131242030₅
Base 6	21531331₆	21531332₆
Base 7	5343664₇	5343665₇
Base 8	2364647₈	2364650₈
Base 9	1200121₉	1200122₉
Base 10	649639₁₀	649640₁₀
Base 11	4040a1₁₁	4040a2₁₁
Base 12	273b47₁₂	273b48₁₂
Base 13	199903₁₃	199904₁₃
Base 14	12ca6b₁₄	12ca6c₁₄
Base 15	cc744₁₅	cc745₁₅
Base 16	9e9a7₁₆	9e9a8₁₆