In Mathematics
175 is an odd number, a composite number, and a deficient number. It is a decagonal number, a 19-gonal number, and a centered 29-gonal number.
175 is an Ulam number, and a Zuckerman number. It is the magic constant of the n×n normal magic square and n-Queens Problem for n = 7.
In base 10, raising the digits of 175 to powers of successive integers equals itself: . 135, 518 and 598 also have this property.
Read more about this topic: 175 (number)
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