Base | Representation |
---|---|
bin | 110100101001… |
… | …110100110110 |
3 | 221222020220001 |
4 | 310221310312 |
5 | 12013142211 |
6 | 1211501514 |
7 | 225215263 |
oct | 64516466 |
9 | 27866801 |
10 | 13802806 |
11 | 7878286 |
12 | 475789a |
13 | 2b23754 |
14 | 1b9426a |
15 | 1329ac1 |
hex | d29d36 |
13802806 has 16 divisors (see below), whose sum is σ = 21731328. Its totient is φ = 6562600.
The previous prime is 13802791. The next prime is 13802807. The reversal of 13802806 is 60820831.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13802807) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8001 + ... + 9571.
It is an arithmetic number, because the mean of its divisors is an integer number (1358208).
Almost surely, 213802806 is an apocalyptic number.
13802806 is a deficient number, since it is larger than the sum of its proper divisors (7928522).
13802806 is a wasteful number, since it uses less digits than its factorization.
13802806 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1787.
The product of its (nonzero) digits is 2304, while the sum is 28.
The square root of 13802806 is about 3715.2127799091. The cubic root of 13802806 is about 239.8772868039.
It can be divided in two parts, 1380 and 2806, that added together give a triangular number (4186 = T91).
The spelling of 13802806 in words is "thirteen million, eight hundred two thousand, eight hundred six".
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