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13023164 = 2271142283
BaseRepresentation
bin110001101011…
…011110111100
3220111122102102
4301223132330
511313220124
61143044232
7215460260
oct61533674
926448372
1013023164
117395550
124440678
13290c91b
141a300a0
151223aae
hexc6b7bc

13023164 has 24 divisors (see below), whose sum is σ = 28414848. Its totient is φ = 5073840.

The previous prime is 13023133. The next prime is 13023167. The reversal of 13023164 is 46132031.

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13023167) 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, 20834 + ... + 21449.

It is an arithmetic number, because the mean of its divisors is an integer number (1183952).

Almost surely, 213023164 is an apocalyptic number.

13023164 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

13023164 is an abundant number, since it is smaller than the sum of its proper divisors (15391684).

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

13023164 is a wasteful number, since it uses less digits than its factorization.

13023164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42305 (or 42303 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 13023164 is about 3608.7621146316. The cubic root of 13023164 is about 235.2730431272.

Adding to 13023164 its reverse (46132031), we get a palindrome (59155195).

The spelling of 13023164 in words is "thirteen million, twenty-three thousand, one hundred sixty-four".

Divisors: 1 2 4 7 11 14 22 28 44 77 154 308 42283 84566 169132 295981 465113 591962 930226 1183924 1860452 3255791 6511582 13023164