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13027038 = 236135593
BaseRepresentation
bin110001101100…
…011011011110
3220111211201220
4301230123132
511313331123
61143114210
7215504463
oct61543336
926454656
1013027038
117398452
124442966
13291160b
141a3166a
151224ce3
hexc6c6de

13027038 has 16 divisors (see below), whose sum is σ = 26481936. Its totient is φ = 4271040.

The previous prime is 13027031. The next prime is 13027051. The reversal of 13027038 is 83072031.

It is a junction number, because it is equal to n+sod(n) for n = 13026999 and 13027017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13027031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17431 + ... + 18162.

It is an arithmetic number, because the mean of its divisors is an integer number (1655121).

Almost surely, 213027038 is an apocalyptic number.

13027038 is an abundant number, since it is smaller than the sum of its proper divisors (13454898).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13027038 is a wasteful number, since it uses less digits than its factorization.

13027038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35659.

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 13027038 is about 3609.2988238715. The cubic root of 13027038 is about 235.2963697015.

Adding to 13027038 its reverse (83072031), we get a palindrome (96099069).

The spelling of 13027038 in words is "thirteen million, twenty-seven thousand, thirty-eight".

Divisors: 1 2 3 6 61 122 183 366 35593 71186 106779 213558 2171173 4342346 6513519 13027038