How Bitcoin transactions work and what are their types?Bitcoin Address (Bitcoin.it/wiki)There are currently three address formats in use:
P2PKH which begin with the number 1, eg: 1BvBMSEYstWetqTFn5Au4m4GFg7xJaNVN2.
P2SH type starting with the number 3, eg: 3J98t1WpEZ73CNmQviecrnyiWrnqRhWNLy.
Bech32 type starting with bc1, eg: bc1qar0srrr7xfkvy5l643lydnw9re59gtzzwf5mdq
Example with Bitamp wallet, 1 private key and you can get 3 address types.