Compare 640369 vs 640380

Property	640369	640380
Type	prime	composite number
Unique factors	1	5
Total factors	1	6
Prime factorization	640369¹	2² × 3¹ × 5¹ × 13¹ × 821¹
Prime factorization	640369	2 × 2 × 3 × 5 × 13 × 821
Divisors count	2	48
Divisors	1, 640369	1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 821, 1642, 2463, 3284, 4105, 4926, 8210, 9852, 10673, 12315, 16420, 21346, 24630, 32019, 42692, 49260, 53365, 64038, 106730, 128076, 160095, 213460, 320190, 640380
Number of properties	4	0
Isolated primes	40836th
Lucky primes	5982nd
Primes	52107th
Sexy primes (2nd member)	11289th
Roman numberals
Base 2	10011100010101110001₂	10011100010101111100₂
Base 3	1012112102101₃	1012112102210₃
Base 4	2130111301₄	2130111330₄
Base 5	130442434₅	130443010₅
Base 6	21420401₆	21420420₆
Base 7	5304652₇	5304666₇
Base 8	2342561₈	2342574₈
Base 9	1175371₉	1175383₉
Base 10	640369₁₀	640380₁₀
Base 11	3a8134₁₁	3a8144₁₁
Base 12	26a701₁₂	26a710₁₂
Base 13	195622₁₃	195630₁₃
Base 14	129529₁₄	129536₁₄
Base 15	c9b14₁₅	c9b20₁₅
Base 16	9c571₁₆	9c57c₁₆