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13024434 = 2310871997
BaseRepresentation
bin110001101011…
…110010110010
3220111201011110
4301223302302
511313240214
61143054150
7215464053
oct61536262
926451143
1013024434
1173964a5
124441356
132910387
141a3072a
151224159
hexc6bcb2

13024434 has 16 divisors (see below), whose sum is σ = 26085888. Its totient is φ = 4335312.

The previous prime is 13024409. The next prime is 13024469. The reversal of 13024434 is 43442031.

It is a self number, because there is not a number n which added to its sum of digits gives 13024434.

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 7 ways as a sum of consecutive naturals, for example, 5524 + ... + 7520.

It is an arithmetic number, because the mean of its divisors is an integer number (1630368).

Almost surely, 213024434 is an apocalyptic number.

13024434 is an abundant number, since it is smaller than the sum of its proper divisors (13061454).

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

13024434 is a wasteful number, since it uses less digits than its factorization.

13024434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3089.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 13024434 is about 3608.9380709566. The cubic root of 13024434 is about 235.2806907069.

Adding to 13024434 its reverse (43442031), we get a palindrome (56466465).

The spelling of 13024434 in words is "thirteen million, twenty-four thousand, four hundred thirty-four".

Divisors: 1 2 3 6 1087 1997 2174 3261 3994 5991 6522 11982 2170739 4341478 6512217 13024434