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11026 = 237149
BaseRepresentation
bin10101100010010
3120010101
42230102
5323101
6123014
744101
oct25422
916111
1011026
118314
12646a
135032
144038
153401
hex2b12

11026 has 8 divisors (see below), whose sum is σ = 17100. Its totient is φ = 5328.

The previous prime is 11003. The next prime is 11027. The reversal of 11026 is 62011.

It is a Cunningham number, because it is equal to 1052+1.

11026 is a nontrivial binomial coefficient, being equal to C(149, 2).

It can be written as a sum of positive squares in 2 ways, for example, as 11025 + 1 = 105^2 + 1^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (11027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1 + ... + 148.

211026 is an apocalyptic number.

11026 is the 148-th triangular number.

11026 is the 50-th centered nonagonal number.

11026 is a deficient number, since it is larger than the sum of its proper divisors (6074).

11026 is a wasteful number, since it uses less digits than its factorization.

11026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188.

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 11026 is about 105.0047617968. The cubic root of 11026 is about 22.2573093858.

Adding to 11026 its reverse (62011), we get a palindrome (73037).

It can be divided in two parts, 110 and 26, that added together give a triangular number (136 = T16).

The spelling of 11026 in words is "eleven thousand, twenty-six".

Divisors: 1 2 37 74 149 298 5513 11026