Base | Representation |
---|---|
bin | 110010000011… |
… | …110101000100 |
3 | 220200201012202 |
4 | 302003311010 |
5 | 11324413014 |
6 | 1145134032 |
7 | 216354065 |
oct | 62036504 |
9 | 26621182 |
10 | 13122884 |
11 | 7453465 |
12 | 448a318 |
13 | 2946128 |
14 | 1a5856c |
15 | 12433de |
hex | c83d44 |
13122884 has 12 divisors (see below), whose sum is σ = 23045484. Its totient is φ = 6538464.
The previous prime is 13122871. The next prime is 13122887. The reversal of 13122884 is 48822131.
It can be written as a sum of positive squares in 2 ways, for example, as 8282884 + 4840000 = 2878^2 + 2200^2 .
It is not an unprimeable number, because it can be changed into a prime (13122887) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4427 + ... + 6770.
It is an arithmetic number, because the mean of its divisors is an integer number (1920457).
Almost surely, 213122884 is an apocalyptic number.
It is an amenable number.
13122884 is a deficient number, since it is larger than the sum of its proper divisors (9922600).
13122884 is a wasteful number, since it uses less digits than its factorization.
13122884 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11494 (or 11492 counting only the distinct ones).
The product of its digits is 3072, while the sum is 29.
The square root of 13122884 is about 3622.5521390313. The cubic root of 13122884 is about 235.8720219657.
The spelling of 13122884 in words is "thirteen million, one hundred twenty-two thousand, eight hundred eighty-four".
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