They are Numbers with an even number of digits that can be equally divided into two so-called fangs. These fangs are factors of the number and contain all of the digits of the original number.
它们是偶数位的数字，可以被平分为两个所谓的尖牙，这些尖牙是这个数的因子，包含原始数的所有数字。
They are Numbers with an even number of digits that can be equally divided into two so-called fangs. These fangs are factors of the number and contain all of the digits of the original number.
它们是偶数位的数字，可以被平分为两个所谓的尖牙，这些尖牙是这个数的因子，包含原始数的所有数字。
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