Compare 645641 vs 645648

Property	645641	645648
Type	prime	composite number
Unique factors	1	3
Total factors	1	6
Prime factorization	645641¹	2⁴ × 3¹ × 13451¹
Prime factorization	645641	2 × 2 × 2 × 2 × 3 × 13451
Divisors count	2	20
Divisors	1, 645641	1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 13451, 26902, 40353, 53804, 80706, 107608, 161412, 215216, 322824, 645648
Number of properties	4	0
Happy primes	7475th
Isolated primes	41147th
Primes	52494th
Sexy primes (1st member)	11370th
Roman numberals
Base 2	10011101101000001001₂	10011101101000010000₂
Base 3	1012210122122₃	1012210122220₃
Base 4	2131220021₄	2131220100₄
Base 5	131130031₅	131130043₅
Base 6	21501025₆	21501040₆
Base 7	5326223₇	5326233₇
Base 8	2355011₈	2355020₈
Base 9	1183578₉	1183586₉
Base 10	645641₁₀	645648₁₀
Base 11	401097₁₁	4010a3₁₁
Base 12	271775₁₂	271780₁₂
Base 13	197b49₁₃	197b53₁₃
Base 14	12b413₁₄	12b41a₁₄
Base 15	cb47b₁₅	cb483₁₅
Base 16	9da09₁₆	9da10₁₆