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13035012 = 2231086251
BaseRepresentation
bin110001101110…
…011000000100
3220112020200020
4301232120010
511314110022
61143215140
7215536644
oct61563004
926466606
1013035012
1173a3441
1244474b0
132915133
141a34524
15122735c
hexc6e604

13035012 has 12 divisors (see below), whose sum is σ = 30415056. Its totient is φ = 4345000.

The previous prime is 13034993. The next prime is 13035013. The reversal of 13035012 is 21053031.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 13034982 and 13035000.

It is not an unprimeable number, because it can be changed into a prime (13035013) 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, 543114 + ... + 543137.

It is an arithmetic number, because the mean of its divisors is an integer number (2534588).

Almost surely, 213035012 is an apocalyptic number.

13035012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13035012 is an abundant number, since it is smaller than the sum of its proper divisors (17380044).

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

13035012 is a wasteful number, since it uses less digits than its factorization.

13035012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1086258 (or 1086256 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 15.

The square root of 13035012 is about 3610.4033015717. The cubic root of 13035012 is about 235.3443691151.

Adding to 13035012 its reverse (21053031), we get a palindrome (34088043).

The spelling of 13035012 in words is "thirteen million, thirty-five thousand, twelve".

Divisors: 1 2 3 4 6 12 1086251 2172502 3258753 4345004 6517506 13035012