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13025036 = 223788007
BaseRepresentation
bin110001101011…
…111100001100
3220111201222202
4301223330030
511313300121
61143101032
7215465603
oct61537414
926451882
1013025036
1173969a2
124441778
13291072b
141a30a3a
15122440b
hexc6bf0c

13025036 has 12 divisors (see below), whose sum is σ = 23410128. Its totient is φ = 6336432.

The previous prime is 13025027. The next prime is 13025057. The reversal of 13025036 is 63052031.

It is a junction number, because it is equal to n+sod(n) for n = 13024999 and 13025017.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43856 + ... + 44151.

It is an arithmetic number, because the mean of its divisors is an integer number (1950844).

Almost surely, 213025036 is an apocalyptic number.

It is an amenable number.

13025036 is a deficient number, since it is larger than the sum of its proper divisors (10385092).

13025036 is a wasteful number, since it uses less digits than its factorization.

13025036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88048 (or 88046 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 20.

The square root of 13025036 is about 3609.0214740287. The cubic root of 13025036 is about 235.2843156064.

Adding to 13025036 its reverse (63052031), we get a palindrome (76077067).

The spelling of 13025036 in words is "thirteen million, twenty-five thousand, thirty-six".

Divisors: 1 2 4 37 74 148 88007 176014 352028 3256259 6512518 13025036