问题及解答

229

19
109
1009
10009
1000000009
1000000000000000009
10000000000000000000009

>> factorise(1000000000001)
in> factorise(1000000000001)
73*137*99990001

>> factorise(1000000000000000001)
in> factorise(1000000000000000001)
101*9901*999999000001

>> factorise(10000000000000000001)
in> factorise(10000000000000000001)
11*909090909090909091

>> factorise(100000000000000000001)
in> factorise(100000000000000000001)
73*137*1676321*5964848081

>> factorise(1000000000000000000001)
in> factorise(1000000000000000000001)
7*7*11*13*127*2689*459691*909091

10000000000000000000001 == 89*101*1056689261*1052788969

1000000000000000000000001 == 17*5882353*9999999900000001

>> factorise(10000000000000000000000001)
in> factorise(10000000000000000000000001)
11*251*5051*9091*78875943472201

1000000000000000000000000001 == 7*11*13*19*52579*70541929*14175966169

>> factorise(10000000000000000000000000000001)
in> factorise(10000000000000000000000000000001)
11*909090909090909090909090909091

>> factorise(1000000000000000000000009)
in> factorise(1000000000000000000000009)
53*193*5189*82633*189169*1205257

100000000000000000000000000000000001 == 11*9091*4147571*909091*265212793249617641

1000000000000000000000000000000000001 == 73*137*3169*98641*99990001*3199044596370769

10000000000000000000000000000000000001 == 11*7253*422650073734453*296557347313446299

13
1367
13367
13333333367
13333333333333367
133333333333333333367
13333333333333333333333367
133333333333333333333333333333333333367

in> factorise(1333333333333333367)
7*190476190476190481