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13052679 = 312734259
BaseRepresentation
bin110001110010…
…101100000111
3220120010220120
4301302230013
511320141204
61143433023
7215642313
oct61625407
926503816
1013052679
117405742
124455773
1329201a3
141a3ab43
15122c6d9
hexc72b07

13052679 has 8 divisors (see below), whose sum is σ = 17541120. Its totient is φ = 8633016.

The previous prime is 13052659. The next prime is 13052713. The reversal of 13052679 is 97625031.

13052679 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 13052679 - 25 = 13052647 is a prime.

It is a super-4 number, since 4×130526794 (a number of 30 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13052659) 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, 16749 + ... + 17510.

It is an arithmetic number, because the mean of its divisors is an integer number (2192640).

Almost surely, 213052679 is an apocalyptic number.

13052679 is a deficient number, since it is larger than the sum of its proper divisors (4488441).

13052679 is a wasteful number, since it uses less digits than its factorization.

13052679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34389.

The product of its (nonzero) digits is 11340, while the sum is 33.

The square root of 13052679 is about 3612.8491526771. The cubic root of 13052679 is about 235.4506457580.

It can be divided in two parts, 13052 and 679, that added together give a palindrome (13731).

The spelling of 13052679 in words is "thirteen million, fifty-two thousand, six hundred seventy-nine".

Divisors: 1 3 127 381 34259 102777 4350893 13052679