Compare 645648 vs 645649

Property	645648	645649
Type	composite number	prime
Unique factors	3	1
Total factors	6	1
Prime factorization	2⁴ × 3¹ × 13451¹	645649¹
Prime factorization	2 × 2 × 2 × 2 × 3 × 13451	645649
Divisors count	20	2
Divisors	1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 13451, 26902, 40353, 53804, 80706, 107608, 161412, 215216, 322824, 645648	1, 645649
Number of properties	0	3
Primes		52496th
Twin primes (2nd member)		5675th
Ulam primes		3851st
Roman numberals
Base 2	10011101101000010000₂	10011101101000010001₂
Base 3	1012210122220₃	1012210122221₃
Base 4	2131220100₄	2131220101₄
Base 5	131130043₅	131130044₅
Base 6	21501040₆	21501041₆
Base 7	5326233₇	5326234₇
Base 8	2355020₈	2355021₈
Base 9	1183586₉	1183587₉
Base 10	645648₁₀	645649₁₀
Base 11	4010a3₁₁	4010a4₁₁
Base 12	271780₁₂	271781₁₂
Base 13	197b53₁₃	197b54₁₃
Base 14	12b41a₁₄	12b41b₁₄
Base 15	cb483₁₅	cb484₁₅
Base 16	9da10₁₆	9da11₁₆