Base | Representation |
---|---|
bin | 110011111111… |
… | …001101110010 |
3 | 221122101110220 |
4 | 303333031302 |
5 | 11442101044 |
6 | 1204033510 |
7 | 223560402 |
oct | 63771562 |
9 | 27571426 |
10 | 13628274 |
11 | 7769140 |
12 | 4692896 |
13 | 2a9218a |
14 | 1b4a802 |
15 | 12e3019 |
hex | cff372 |
13628274 has 16 divisors (see below), whose sum is σ = 29734560. Its totient is φ = 4129760.
The previous prime is 13628273. The next prime is 13628281. The reversal of 13628274 is 47282631.
It is a Harshad number since it is a multiple of its sum of digits (33).
It is not an unprimeable number, because it can be changed into a prime (13628273) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103179 + ... + 103310.
It is an arithmetic number, because the mean of its divisors is an integer number (1858410).
Almost surely, 213628274 is an apocalyptic number.
13628274 is an abundant number, since it is smaller than the sum of its proper divisors (16106286).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13628274 is a wasteful number, since it uses less digits than its factorization.
13628274 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 206505.
The product of its digits is 16128, while the sum is 33.
The square root of 13628274 is about 3691.6492249400. The cubic root of 13628274 is about 238.8619383173.
The spelling of 13628274 in words is "thirteen million, six hundred twenty-eight thousand, two hundred seventy-four".
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