1701 (number) - in Mathematics

In Mathematics

1701 is an odd number and a Stirling number of the second kind.

The number 1701 also has unusual properties as it:

• belongs to a set of numbers such that contains exactly seven different digits.
• is a decagonal and a 13-gonal number.
• is divisible by the square of the sum of its digits.
• belongs to a set of numbers with only palindromic prime factors whose sum is palindromic.
• is a First Beale cipher.
• belongs to a set of numbers whose digits of prime factors of are either 3 or 7.
• and its palindrome are divisible by 7.