What is 2^4+2^3+2^2+2+1 ?

The solution to 2^4+2^3+2^2+2+1 is 31

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

2^4+2^3+2^2+2+1

2^{4} + 2^{3} + 2^{2} + 2 + 1

31

Solution steps

2^{4} + 2^{3} + 2^{2} + 2 + 1

Follow the PEMDAS order of operations

Calculate exponents

2^{4} : 16

= 16 + 2^{3} + 2^{2} + 2 + 1

Calculate exponents

2^{3} : 8

= 16 + 8 + 2^{2} + 2 + 1

Calculate exponents

2^{2} : 4

= 16 + 8 + 4 + 2 + 1

Add and subtract (left to right)

16 + 8 + 4 + 2 + 1 : 31

= 31

\frac{3}{4} + 1

\frac{2 [ 8 - ( 67 - 2 ^{6} ) ^{3} ]}{9}

(2 + 1/3) / (2 - 1/3)

58 \div 8 + (- 4) \times 9 ((- 6) \times 7 \div (2))

\frac{5}{2} + 3 \cdot \frac{2}{4}