Base | Representation |
---|---|
bin | 11000001111111110… |
… | …11000101111101100 |
3 | 1020121022110122002022 |
4 | 30013333120233230 |
5 | 203130323140303 |
6 | 5551505245312 |
7 | 640423216121 |
oct | 140777305754 |
9 | 36538418068 |
10 | 13018958828 |
11 | 5580954507 |
12 | 2634033838 |
13 | 12c62ac245 |
14 | 8b70a2748 |
15 | 512e49438 |
hex | 307fd8bec |
13018958828 has 12 divisors (see below), whose sum is σ = 23267926752. Its totient is φ = 6370979760.
The previous prime is 13018958791. The next prime is 13018958851. The reversal of 13018958828 is 82885981031.
It is a self number, because there is not a number n which added to its sum of digits gives 13018958828.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34624703 + ... + 34625078.
It is an arithmetic number, because the mean of its divisors is an integer number (1938993896).
Almost surely, 213018958828 is an apocalyptic number.
It is an amenable number.
13018958828 is a deficient number, since it is larger than the sum of its proper divisors (10248967924).
13018958828 is a wasteful number, since it uses less digits than its factorization.
13018958828 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 69249832 (or 69249830 counting only the distinct ones).
The product of its (nonzero) digits is 1105920, while the sum is 53.
The spelling of 13018958828 in words is "thirteen billion, eighteen million, nine hundred fifty-eight thousand, eight hundred twenty-eight".
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