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00:13 Why number systems are important in Digital Computing 01:36 What is a digit? 02:33 Introduction to Different Position Numeral Systems 05:33 Decimal has a base of 10 05:46 Weights of Digits are based on position 07:48 Weights as power of base 10 in Decimal System 06:49 Digits on the right side of the decimal point has a negative exponent for its weight 09:06 Binary has a base of 2 09:09 Bits 09:49 Least Significant Bit (LSB) or Least Significant Digit (LSD) 10:36 Most Significant Bit (MSB) or Most Significant Digit (MSD) 11:23 How to convert binary to decimal 12:49 How to convert fractional binary to decimal 15:03 Largest decimal number represented by 3 bits 17:09 Three bits can represent an octal digit 17:23 Largest decimal number represented by four bits 18:43 A group of 4 bits can represent a hexadecimal digit 18:59 How to convert decimal to binary 19:06 Repeated Division for Decimal to Other Number systems conversion 27:13 Octal Number System has a base of 8 28:23 How to convert octal to decimal 29:46 How to convert decimal to octal 34:03 How to convert octal to binary 37:46 How to convert binary to octal 39:49 Hexadecimal Number System has a base of 16 41:33 Binary-Coded Decimal (BCD) 43:06 How to convert binary to hexadecimal 45:33 How to convert hexadecimal to binary 46:46 How to convert hexadecimal to decimal 49:29 How to convert decimal to hexadecimal 51:19 Summary