Base | Representation |
---|---|
bin | 110010010111… |
… | …101111111010 |
3 | 220211212010121 |
4 | 302113233322 |
5 | 11340020344 |
6 | 1151003454 |
7 | 220144003 |
oct | 62275772 |
9 | 26755117 |
10 | 13204474 |
11 | 74a9798 |
12 | 450958a |
13 | 29742ca |
14 | 1a7a1aa |
15 | 125c684 |
hex | c97bfa |
13204474 has 4 divisors (see below), whose sum is σ = 19806714. Its totient is φ = 6602236.
The previous prime is 13204469. The next prime is 13204517. The reversal of 13204474 is 47440231.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 47440231 = 3109 ⋅15259.
It can be written as a sum of positive squares in only one way, i.e., 11122225 + 2082249 = 3335^2 + 1443^2 .
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3301117 + ... + 3301120.
Almost surely, 213204474 is an apocalyptic number.
13204474 is a deficient number, since it is larger than the sum of its proper divisors (6602240).
13204474 is an equidigital number, since it uses as much as digits as its factorization.
13204474 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6602239.
The product of its (nonzero) digits is 2688, while the sum is 25.
The square root of 13204474 is about 3633.7960867390. The cubic root of 13204474 is about 236.3598479490.
The spelling of 13204474 in words is "thirteen million, two hundred four thousand, four hundred seventy-four".
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