There is no such number.
It is: 8 times 8 = 64
4
8. 8 squared = 64.
0.875 x 0.875 = 49/64
The square root of 64 is the number that, when squared (multiplied by itself), equals 64. The square root of 64 is 8 because 8 x 8 = 64. The square root is also expressed as the number raised to the one-half power (64^(1/2)=8).
The cube root of 64 is 4.4x4=1616x4=64
8*8 2*32 4*16
The fourth positive cube number is 4x4x4 which equals the number 64.
16 itself. 64/16is 4
± 2.828427
A = mass number z = atomic number so this one is a Ni isotope with a mass of 64