Base | Representation |
---|---|
bin | 110001100101… |
… | …111100011011 |
3 | 220110111022002 |
4 | 301211330123 |
5 | 11312003400 |
6 | 1142351215 |
7 | 215334155 |
oct | 61457433 |
9 | 26414262 |
10 | 13000475 |
11 | 737a4a4 |
12 | 442b50b |
13 | 29024b7 |
14 | 1a25ad5 |
15 | 121bed5 |
hex | c65f1b |
13000475 has 6 divisors (see below), whose sum is σ = 16120620. Its totient is φ = 10400360.
The previous prime is 13000469. The next prime is 13000483. The reversal of 13000475 is 57400031.
It is a happy number.
13000475 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 13000475 - 26 = 13000411 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 259985 + ... + 260034.
It is an arithmetic number, because the mean of its divisors is an integer number (2686770).
Almost surely, 213000475 is an apocalyptic number.
13000475 is a deficient number, since it is larger than the sum of its proper divisors (3120145).
13000475 is an equidigital number, since it uses as much as digits as its factorization.
13000475 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 520029 (or 520024 counting only the distinct ones).
The product of its (nonzero) digits is 420, while the sum is 20.
The square root of 13000475 is about 3605.6171455106. The cubic root of 13000475 is about 235.1363325423.
The spelling of 13000475 in words is "thirteen million, four hundred seventy-five", and thus it is an aban number.
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