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13007492 = 223251873
BaseRepresentation
bin110001100111…
…101010000100
3220110211220222
4301213222010
511312214432
61142443512
7215363501
oct61475204
926424828
1013007492
1173847a3
124433598
132905754
141a284a8
15121e112
hexc67a84

13007492 has 6 divisors (see below), whose sum is σ = 22763118. Its totient is φ = 6503744.

The previous prime is 13007483. The next prime is 13007509. The reversal of 13007492 is 29470031.

It can be written as a sum of positive squares in only one way, i.e., 10137856 + 2869636 = 3184^2 + 1694^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1625933 + ... + 1625940.

It is an arithmetic number, because the mean of its divisors is an integer number (3793853).

Almost surely, 213007492 is an apocalyptic number.

It is an amenable number.

13007492 is a deficient number, since it is larger than the sum of its proper divisors (9755626).

13007492 is a wasteful number, since it uses less digits than its factorization.

13007492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3251877 (or 3251875 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 13007492 is about 3606.5900792854. The cubic root of 13007492 is about 235.1786298399.

The spelling of 13007492 in words is "thirteen million, seven thousand, four hundred ninety-two".

Divisors: 1 2 4 3251873 6503746 13007492