Base | Representation |
---|---|
bin | 110001101111… |
… | …100010110101 |
3 | 220112111020110 |
4 | 301233202311 |
5 | 11314233142 |
6 | 1143253233 |
7 | 215556621 |
oct | 61574265 |
9 | 26474213 |
10 | 13039797 |
11 | 73a6aa1 |
12 | 444a219 |
13 | 2917374 |
14 | 1a36181 |
15 | 122899c |
hex | c6f8b5 |
13039797 has 8 divisors (see below), whose sum is σ = 17513856. Its totient is φ = 8629472.
The previous prime is 13039777. The next prime is 13039823. The reversal of 13039797 is 79793031.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 13039797 - 211 = 13037749 is a prime.
It is a plaindrome in base 15.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13039777) 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, 15453 + ... + 16274.
It is an arithmetic number, because the mean of its divisors is an integer number (2189232).
Almost surely, 213039797 is an apocalyptic number.
It is an amenable number.
13039797 is a deficient number, since it is larger than the sum of its proper divisors (4474059).
13039797 is a wasteful number, since it uses less digits than its factorization.
13039797 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31867.
The product of its (nonzero) digits is 35721, while the sum is 39.
The square root of 13039797 is about 3611.0659091188. The cubic root of 13039797 is about 235.3731629779.
The spelling of 13039797 in words is "thirteen million, thirty-nine thousand, seven hundred ninety-seven".
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