102₁₀ = 1*2⁶ + 1*2⁵ + 0*2⁴ + 0*2³ + 1*2² + 1*2¹ + 0*2⁰ =1100110₂
48₁₀ = 1*2⁵ + 1*2⁴ + 0*2³ + 0*2² + 0*2¹ + 0*2⁰ = 110000₂
245₁₀ = 1*2⁷ + 1*2⁶ + 1*2⁵ +1*2⁴ + 0*2³ + 1*2² +1*2⁰ = 1111011₂
83₁₀ = 1*2⁶ + 0*2⁵ + 1*2⁴ + 0*2³ + 0*2² +1*2¹ + 1*2⁰ = 1010011₂
102₁₀ = 1 100 110₂ = 146₈ = 66₁₆
48₁₀ = 110 000₂ = 60₈ = 3С₁₆
245₁₀ = 1 111 011₂ = 365₈ = 16D₁₆
83₁₀ = 1 010 011₂ = 123₈ = 53₁₆