Base | Representation |
---|---|
bin | 110001101001… |
… | …111011110111 |
3 | 220111022201120 |
4 | 301221323313 |
5 | 11313014243 |
6 | 1142555023 |
7 | 215432631 |
oct | 61517367 |
9 | 26438646 |
10 | 13016823 |
11 | 7390806 |
12 | 4438a73 |
13 | 2909a81 |
14 | 1a2ba51 |
15 | 1221c83 |
hex | c69ef7 |
13016823 has 8 divisors (see below), whose sum is σ = 17375088. Its totient is φ = 8668224.
The previous prime is 13016819. The next prime is 13016867. The reversal of 13016823 is 32861031.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 13016823 - 22 = 13016819 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 13016793 and 13016802.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13016813) 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, 1761 + ... + 5397.
It is an arithmetic number, because the mean of its divisors is an integer number (2171886).
Almost surely, 213016823 is an apocalyptic number.
13016823 is a deficient number, since it is larger than the sum of its proper divisors (4358265).
13016823 is a wasteful number, since it uses less digits than its factorization.
13016823 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4833.
The product of its (nonzero) digits is 864, while the sum is 24.
The square root of 13016823 is about 3607.8834515544. The cubic root of 13016823 is about 235.2348519840.
Adding to 13016823 its reverse (32861031), we get a palindrome (45877854).
The spelling of 13016823 in words is "thirteen million, sixteen thousand, eight hundred twenty-three".
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