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13472 = 25421
BaseRepresentation
bin11010010100000
3200110222
43102200
5412342
6142212
754164
oct32240
920428
1013472
11a138
127968
136194
144ca4
153ed2
hex34a0

13472 has 12 divisors (see below), whose sum is σ = 26586. Its totient is φ = 6720.

The previous prime is 13469. The next prime is 13477. The reversal of 13472 is 27431.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 13456 + 16 = 116^2 + 4^2 .

It is a Smith number, since the sum of its digits (17) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 13472.

It is not an unprimeable number, because it can be changed into a prime (13477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 179 + ... + 242.

213472 is an apocalyptic number.

It is an amenable number.

13472 is a deficient number, since it is larger than the sum of its proper divisors (13114).

13472 is an equidigital number, since it uses as much as digits as its factorization.

13472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 431 (or 423 counting only the distinct ones).

The product of its digits is 168, while the sum is 17.

The square root of 13472 is about 116.0689450284. The cubic root of 13472 is about 23.7945424485.

The spelling of 13472 in words is "thirteen thousand, four hundred seventy-two".

Divisors: 1 2 4 8 16 32 421 842 1684 3368 6736 13472