Compare 645019 vs 645030

Property	645019	645030
Type	prime	composite number
Unique factors	1	4
Total factors	1	6
Prime factorization	645019¹	2¹ × 3³ × 5¹ × 2389¹
Prime factorization	645019	2 × 3 × 3 × 3 × 5 × 2389
Divisors count	2	32
Divisors	1, 645019	1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 2389, 4778, 7167, 11945, 14334, 21501, 23890, 35835, 43002, 64503, 71670, 107505, 129006, 215010, 322515, 645030
Number of properties	4	0
Cousin primes (1st member)	5665th
Isolated primes	41110th
Primes	52449th
Sexy primes (2nd member)	11360th
Roman numberals
Base 2	10011101011110011011₂	10011101011110100110₂
Base 3	1012202210121₃	1012202211000₃
Base 4	2131132123₄	2131132212₄
Base 5	131120034₅	131120110₅
Base 6	21454111₆	21454130₆
Base 7	5324344₇	5324361₇
Base 8	2353633₈	2353646₈
Base 9	1182717₉	1182730₉
Base 10	645019₁₀	645030₁₀
Base 11	400681₁₁	400691₁₁
Base 12	271337₁₂	271346₁₂
Base 13	19778b₁₃	197799₁₃
Base 14	12b0cb₁₄	12b0d8₁₄
Base 15	cb1b4₁₅	cb1c0₁₅
Base 16	9d79b₁₆	9d7a6₁₆