Base | Representation |
---|---|
bin | 110000111000… |
… | …010111101010 |
3 | 220010000020021 |
4 | 300320113222 |
5 | 11240020202 |
6 | 1134351054 |
7 | 213626011 |
oct | 60702752 |
9 | 26100207 |
10 | 12813802 |
11 | 7262221 |
12 | 435b48a |
13 | 2868541 |
14 | 19b7a78 |
15 | 11d1a37 |
hex | c385ea |
12813802 has 8 divisors (see below), whose sum is σ = 19236996. Its totient is φ = 6401472.
The previous prime is 12813791. The next prime is 12813833. The reversal of 12813802 is 20831821.
12813802 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 11909401 + 904401 = 3451^2 + 951^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1618 + ... + 5314.
Almost surely, 212813802 is an apocalyptic number.
12813802 is a deficient number, since it is larger than the sum of its proper divisors (6423194).
12813802 is a wasteful number, since it uses less digits than its factorization.
12813802 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5432.
The product of its (nonzero) digits is 768, while the sum is 25.
The square root of 12813802 is about 3579.6371324479. The cubic root of 12813802 is about 234.0054665487.
The spelling of 12813802 in words is "twelve million, eight hundred thirteen thousand, eight hundred two".
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