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BaseRepresentation
bin101010000101
310200202
4222011
541233
620245
710565
oct5205
93622
102693
112029
121685
1312c2
14da5
15be8
hexa85

2693 has 2 divisors, whose sum is σ = 2694. Its totient is φ = 2692.

The previous prime is 2689. The next prime is 2699. The reversal of 2693 is 3962.

It can be divided in two parts, 269 and 3, that added together give a palindrome (272).

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2209 + 484 = 47^2 + 22^2 .

It is a cyclic number.

It is not a de Polignac number, because 2693 - 22 = 2689 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a nialpdrome in base 14 and base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2699) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1346 + 1347.

It is an arithmetic number, because the mean of its divisors is an integer number (1347).

It is an amenable number.

2693 is a deficient number, since it is larger than the sum of its proper divisors (1).

2693 is an equidigital number, since it uses as much as digits as its factorization.

2693 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 324, while the sum is 20.

The square root of 2693 is about 51.8941229813. The cubic root of 2693 is about 13.9127223375.

The spelling of 2693 in words is "two thousand, six hundred ninety-three".