The 18 drivers who will be racing with when the 2015 F1 season gets underway in Australia have confirmed their car numbers. The reigning world champion has the option of adopting the number one or continuing to use his career number. But Hamilton has opted to continue with his number 44.
Mercedes
Lewis Hamilton - 44
Nico Rosberg - 6
Red Bull
Daniel Ricciardo - 3
Daniil Kvyat - 26
Williams
Valteri Bottas - 77
Felipe Massa - 19
Ferrari
Sebastian Vettel - 5
Kimi Raikkonen - 7
McLaren
Fernando Alonso - 14
Jenson Button - 22
Force India
Nico Hulkenberg - 27
Sergio Perez - 11
Toro Rosso
Max Verstappen - 33
Carlos Sainz Jr. - 55
Lotus
Romain Grosjean - 8
Pastor Maldonado - 13
Sauber
Marcus Ericsson - 9
Felipe Nasr - 12