HP Fortran Programmer's Reference (September 2007)

Data types and data objects
Intrinsic data types
Chapter 5108
INTEGER(1) -128 to 127 Not applicable 1 1
INTEGER(2)
-2
15
to 2
15
-1
Not applicable
22
INTEGER(4)
(default)
-2
31
to 2
31
-1
Not applicable
44
INTEGER(8)
-2
63
to 2
63
-1
Not applicable
88
REAL(4)
(default)
-3.402823x10
38
to
-1.175495x10
-38
0.0
+1.175495x10
-38
to
+3.402823x10
38
approximately 6
44
REAL(8)
-1.797693x10
+308
to
-2.225073x10
-308
0.0
+2.225073x10
-308
to
+1.797693x10
+308
approximately 15
88
REAL(16)
-1.189731x10
+4932
to
-3.362103x10
-4932
0.0
+3.362103x10
-4932
to
+1.189731x10
+4932
approximately 33
16 8
DOUBLE
PRECISION
Same as for REAL(8)
approximately 15
88
COMPLEX(4) Same as for REAL(4) Same as for
REAL(4)
84
Table 5-1 Intrinsic data types (Continued)