Base | Representation |
---|---|
bin | 110001100111… |
… | …010011111111 |
3 | 220110202222122 |
4 | 301213103333 |
5 | 11312143304 |
6 | 1142433155 |
7 | 215356412 |
oct | 61472377 |
9 | 26422878 |
10 | 13006079 |
11 | 7383729 |
12 | 44327bb |
13 | 2904c08 |
14 | 1a27b79 |
15 | 121d9be |
hex | c674ff |
13006079 has 4 divisors (see below), whose sum is σ = 13017984. Its totient is φ = 12994176.
The previous prime is 13006069. The next prime is 13006111. The reversal of 13006079 is 97060031.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 97060031 = 109 ⋅890459.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-13006079 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13006009) 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, 4127 + ... + 6560.
It is an arithmetic number, because the mean of its divisors is an integer number (3254496).
Almost surely, 213006079 is an apocalyptic number.
13006079 is a deficient number, since it is larger than the sum of its proper divisors (11905).
13006079 is a wasteful number, since it uses less digits than its factorization.
13006079 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11904.
The product of its (nonzero) digits is 1134, while the sum is 26.
The square root of 13006079 is about 3606.3941825596. The cubic root of 13006079 is about 235.1701137366.
The spelling of 13006079 in words is "thirteen million, six thousand, seventy-nine".
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