exists and is an alternate of . 1 microgram is 0.000001 gram or 1 gram is 1000000 micrograms. Scroll down to related links and look at Weight and mass conversion.
Report Abuse. The major Credit cards (Visa Mastercard) almost always have 16 digits. The number will be less than 16 if the card is from a department store or gas station. CupCake Â· 8 years ago.
Cards issued by Visa and Master Cards have 16 digits number. If the card starts with 4, its issued by Visa. If 5 then by Master Card. The 2nd through 6th digits are the issuer bank number. And the 7th-15th numbers are individual's account number. The 16th digit is known as the âcheck digit,â which is used to help determine whether or not the overall number is legitimate. Then, there is the 3 digit CVV code, which is at the back of the card.