可截断质数 357,686,312,646,216,567,629,137,每次从左边删除一个数字,得到的数字也是质数
作者:mathspie 2024-01-15 22:30 德国
357,686,312,646,216,567,629,137 is called Truncatable Prime. If you keep deleting a digit one at a time from left side, the resulting number would also be a Prime.
357,686,312,646,216,567,629,137 被称为可截断质数。如果每次从左边删除一个数字,得到的数字也是质数。 |