Base | Representation |
---|---|
bin | 10000110011110100… |
… | …001010010001111000 |
3 | 1201120212201101101111 |
4 | 100303310022101320 |
5 | 243431042241132 |
6 | 12143000330104 |
7 | 1206163335226 |
oct | 206364122170 |
9 | 51525641344 |
10 | 18049180792 |
11 | 7722323745 |
12 | 35b8773934 |
13 | 191848cb46 |
14 | c3318db16 |
15 | 709870647 |
hex | 433d0a478 |
18049180792 has 16 divisors (see below), whose sum is σ = 33961802040. Its totient is φ = 8992700256.
The previous prime is 18049180769. The next prime is 18049180817. The reversal of 18049180792 is 29708194081.
It is a congruent number.
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, 3983863 + ... + 3988390.
Almost surely, 218049180792 is an apocalyptic number.
It is an amenable number.
18049180792 is a deficient number, since it is larger than the sum of its proper divisors (15912621248).
18049180792 is a wasteful number, since it uses less digits than its factorization.
18049180792 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7972542 (or 7972538 counting only the distinct ones).
The product of its (nonzero) digits is 290304, while the sum is 49.
The spelling of 18049180792 in words is "eighteen billion, forty-nine million, one hundred eighty thousand, seven hundred ninety-two".
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