Order Numbers has many gap and not in Sequence need to know why there is a huge gap?

**This post was created as part of a How to Service Request (SR)

Summary:

On 04.11.2022, order number 2,495,847 was generated and on 05.10.2022 order number 2,551,496 was generated, here we have a gap of 55,649 orders between the order numbers generated but effectively we only have 499 orders and 632 abandoned carts,

We would like to know where the unused order numbers gone ?

Version (include the version you are using, if applicable):

22.1.8