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13493076 = 2231124423
BaseRepresentation
bin110011011110…
…001101010100
3221101112000120
4303132031110
511423234301
61201111540
7222455262
oct63361524
927345016
1013493076
117686603
1246285b0
132a4578c
141b13432
1512b7e36
hexcde354

13493076 has 12 divisors (see below), whose sum is σ = 31483872. Its totient is φ = 4497688.

The previous prime is 13493071. The next prime is 13493083. The reversal of 13493076 is 67039431.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13493071) 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 in 3 ways as a sum of consecutive naturals, for example, 562200 + ... + 562223.

It is an arithmetic number, because the mean of its divisors is an integer number (2623656).

Almost surely, 213493076 is an apocalyptic number.

It is an amenable number.

13493076 is an abundant number, since it is smaller than the sum of its proper divisors (17990796).

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

13493076 is a wasteful number, since it uses less digits than its factorization.

13493076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1124430 (or 1124428 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 33.

The square root of 13493076 is about 3673.2922562737. The cubic root of 13493076 is about 238.0694428156.

The spelling of 13493076 in words is "thirteen million, four hundred ninety-three thousand, seventy-six".

Divisors: 1 2 3 4 6 12 1124423 2248846 3373269 4497692 6746538 13493076