Base | Representation |
---|---|
bin | 11000010111001001… |
… | …00100101010101010 |
3 | 1020202111112000002022 |
4 | 30023210210222222 |
5 | 203241213214014 |
6 | 10001453104442 |
7 | 642052664654 |
oct | 141344445252 |
9 | 36674460068 |
10 | 13079038634 |
11 | 560185a342 |
12 | 2650188122 |
13 | 130588661c |
14 | 8c10616d4 |
15 | 518365a8e |
hex | 30b924aaa |
13079038634 has 8 divisors (see below), whose sum is σ = 19619074020. Its totient is φ = 6539347296.
The previous prime is 13079038633. The next prime is 13079038673. The reversal of 13079038634 is 43683097031.
It can be written as a sum of positive squares in 2 ways, for example, as 12847542409 + 231496225 = 113347^2 + 15215^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×130790386342 (a number of 21 digits) contains 22 as substring.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (13079038631) 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, 55772 + ... + 171080.
Almost surely, 213079038634 is an apocalyptic number.
13079038634 is a deficient number, since it is larger than the sum of its proper divisors (6540035386).
13079038634 is a wasteful number, since it uses less digits than its factorization.
13079038634 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 172024.
The product of its (nonzero) digits is 326592, while the sum is 44.
The spelling of 13079038634 in words is "thirteen billion, seventy-nine million, thirty-eight thousand, six hundred thirty-four".
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