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13474 = 26737
BaseRepresentation
bin11010010100010
3200111001
43102202
5412344
6142214
754166
oct32242
920431
1013474
11a13a
12796a
136196
144ca6
153ed4
hex34a2

13474 has 4 divisors (see below), whose sum is σ = 20214. Its totient is φ = 6736.

The previous prime is 13469. The next prime is 13477. The reversal of 13474 is 47431.

It is a happy number.

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., 11449 + 2025 = 107^2 + 45^2 .

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

13474 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3367 + ... + 3370.

213474 is an apocalyptic number.

13474 is a deficient number, since it is larger than the sum of its proper divisors (6740).

13474 is an equidigital number, since it uses as much as digits as its factorization.

13474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6739.

The product of its digits is 336, while the sum is 19.

The square root of 13474 is about 116.0775602776. The cubic root of 13474 is about 23.7957198715.

The spelling of 13474 in words is "thirteen thousand, four hundred seventy-four".

Divisors: 1 2 6737 13474