It was the third machine built by Konrad Zuse in Germany, thus Zuse-3 or Z3.
Z3 was built by Zuse Zi and was destroyed by a allie bombing raid.
22bits
relays
Konrad Zuse - German - developed and built the first binary digital computer in the world, the Z1 in 1938 and in 1941 built the Z3 which was first fully functional program-controlled electromechanical digital computer in the world. Both of these machines were destroyed during WWII.
2012
1937-1942
There is Z1, Z2, Z3 and Z4. It depends on what computer your looking for.
1946
It used a semi-logarithm representation of numbers.
That depends on how you define "computer". It is generally accepted that Konrad Zuse (a German) designed and built the first programmable electro-mechanical computing machine, or digital computer, called the Z3, in 1941. It was destroyed during the course of World War II.
The first computer was German and was called the Zuse Z3. It was first operational in May of 1941.