It looks as if you're fishing for "Owens Peak" in California.
It's listed officially as
35.738269° north latitude
117.997019° west longitude.
Your coordinates are 18.06 miles to the north of there.
which city is located at 36 degrees north and 15 degrees east
Japan is located at 36 degrees north and 140 degrees east.
A set of coordinates describes a single point on the earth's surface, so a whole state can't be at the same coordinates. That point is in the Sacatar Trail Wilderness in Olancha, California. It's about 6.8 miles northwest of the town of Little Lake, 70 miles northeast of Bakersfield, and 160 miles west of Las Vegas.
0.3051
Columbia is the city located at 36 degrees north and 76 degrees west. The city of Columbia is located in the state of North Carolina.
That point is located a few miles northeast of the center of Amman, Jordan.
The coordinates 36 degrees north and 3 degrees east point to Algeria, a country located in North Africa.
That's the middle of the North Atlantic. No capital there.
There is no city there. It is off the south east coast of South Africa in the Indian Ocean.
82 add 36 = 118
59 + 59 = 118 118 + 118 = 59 x 4 = 36 + 200 = 236
Kangaroo Island, Australia is at 36 degrees south and 137 degrees east.