A look at the royal baby in numbers
The Duke and Duchess of Cambrige have been together for 15 years and will have three children under the age of four.
Here is a look at the royal baby by numbers:
2 – Baby Cambridge has two homes – Kensington Palace’s 20-room Apartment 1A in London and 10-bedroom country residence Anmer Hall in Norfolk.
3 – The new royal baby will be the Duke and Duchess of Cambridge’s third child – a younger sibling to Prince George and Princess Charlotte.
The Duke and Duchess of Cambridge are pleased to share a new photograph of their family. The image features on Their Royal Highnesses' Christmas card this year. The photograph was taken earlier this year by @ChrisJack_Getty at Kensington Palace. pic.twitter.com/p8jm6zDfl0— Kensington Palace (@KensingtonRoyal) December 18, 2017
5 – William and Kate’s baby will be born fifth in line to the throne. The baby is also a 5 x great-grandchild of Queen Victoria.
6 – The baby is the Queen’s sixth great-grandchild. The baby will bump Prince Harry down to sixth in line.
7 – The Cambridges celebrate their seventh wedding anniversary on April 29.
9 – Weeks of age Princess Charlotte was when she was christened. George was 13 weeks old at his christening.
15 – Years William and Kate have been together.
35 – Number of months between Charlotte and the new baby. Kate and William will have three children aged four and under.
36 – Kate is 36. William turns 36 in June this year.
41 – Royal births are celebrated with a 41-gun salute.
£7,500 – Cost of a one night stay and delivery package at the private Lindo Wing including a suite of two rooms, but excluding consultants’ fees.
£9,450 – Cost per year for Willcocks Nursery School, which Charlotte attends.
1.2 million – Followers of the Cambridges’ official Twitter account @KensingtonRoyal.
£4.5 million – Cost to the taxpayer of refurbishing William and Kate’s Kensington Palace apartment in 2012.
£42.8 million – The amount the Queen received from the taxpayer via the Sovereign Grant in 2016-2017 – 65p for each person in the country.