Permalink Submitted by Johnboy8000 on July 9, 2019

If you take the number 258,741 and you double it you get 517,482. That number has the same digits as the first: 1, 2, 4, 5, 7, and 8.
Does anyone know if there are other numbers that have the same digits when doubled? I haven't found any yet.

## Numbers that have the same digits when doubled.

If you take the number 258,741 and you double it you get 517,482. That number has the same digits as the first: 1, 2, 4, 5, 7, and 8.

Does anyone know if there are other numbers that have the same digits when doubled? I haven't found any yet.