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13042052 = 223260513
BaseRepresentation
bin110001110000…
…000110000100
3220112121022222
4301300012010
511314321202
61143311512
7215566322
oct61600604
926477288
1013042052
1173a8761
12444b598
1329183ba
141a36d12
1512294a2
hexc70184

13042052 has 6 divisors (see below), whose sum is σ = 22823598. Its totient is φ = 6521024.

The previous prime is 13042033. The next prime is 13042069. The reversal of 13042052 is 25024031.

It can be written as a sum of positive squares in only one way, i.e., 12503296 + 538756 = 3536^2 + 734^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 13042052.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1630253 + ... + 1630260.

It is an arithmetic number, because the mean of its divisors is an integer number (3803933).

Almost surely, 213042052 is an apocalyptic number.

It is an amenable number.

13042052 is a deficient number, since it is larger than the sum of its proper divisors (9781546).

13042052 is a wasteful number, since it uses less digits than its factorization.

13042052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3260517 (or 3260515 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 13042052 is about 3611.3781302987. The cubic root of 13042052 is about 235.3867300574.

Adding to 13042052 its reverse (25024031), we get a palindrome (38066083).

The spelling of 13042052 in words is "thirteen million, forty-two thousand, fifty-two".

Divisors: 1 2 4 3260513 6521026 13042052