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13061434 = 26530717
BaseRepresentation
bin110001110100…
…110100111010
3220120120220211
4301310310322
511320431214
61143541334
7216006661
oct61646472
926516824
1013061434
117411281
12445a84a
132924179
141a3ddd8
1512300c4
hexc74d3a

13061434 has 4 divisors (see below), whose sum is σ = 19592154. Its totient is φ = 6530716.

The previous prime is 13061431. The next prime is 13061459. The reversal of 13061434 is 43416031.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 8208225 + 4853209 = 2865^2 + 2203^2 .

It is not an unprimeable number, because it can be changed into a prime (13061431) by changing a digit.

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 as a sum of consecutive naturals, namely, 3265357 + ... + 3265360.

Almost surely, 213061434 is an apocalyptic number.

13061434 is a deficient number, since it is larger than the sum of its proper divisors (6530720).

13061434 is an equidigital number, since it uses as much as digits as its factorization.

13061434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6530719.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 13061434 is about 3614.0605971677. The cubic root of 13061434 is about 235.5032763250.

Adding to 13061434 its reverse (43416031), we get a palindrome (56477465).

The spelling of 13061434 in words is "thirteen million, sixty-one thousand, four hundred thirty-four".

Divisors: 1 2 6530717 13061434