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13023708 = 2231085309
BaseRepresentation
bin110001101011…
…100111011100
3220111200011120
4301223213130
511313224313
61143050540
7215461665
oct61534734
926450146
1013023708
1173959a5
124440a50
13290cc49
141a3036c
151223d23
hexc6b9dc

13023708 has 12 divisors (see below), whose sum is σ = 30388680. Its totient is φ = 4341232.

The previous prime is 13023707. The next prime is 13023737. The reversal of 13023708 is 80732031.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13023701) 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, 542643 + ... + 542666.

It is an arithmetic number, because the mean of its divisors is an integer number (2532390).

Almost surely, 213023708 is an apocalyptic number.

It is an amenable number.

13023708 is an abundant number, since it is smaller than the sum of its proper divisors (17364972).

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

13023708 is a wasteful number, since it uses less digits than its factorization.

13023708 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1085316 (or 1085314 counting only the distinct ones).

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

The square root of 13023708 is about 3608.8374859503. The cubic root of 13023708 is about 235.2763190017.

Adding to 13023708 its reverse (80732031), we get a palindrome (93755739).

It can be divided in two parts, 13023 and 708, that added together give a palindrome (13731).

The spelling of 13023708 in words is "thirteen million, twenty-three thousand, seven hundred eight".

Divisors: 1 2 3 4 6 12 1085309 2170618 3255927 4341236 6511854 13023708