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.
The first digit or two of a credit card number sequence indicates the card issuer. For example, if your card begins with the number 4, itâs a Visa; a 5, a MasterCard; a 6, Discover; and 34 or 37, American Express (clearly the credit card number diva here with two starter digits). But hereâs where the breakdown gets slightly different with each card.