Base | Representation |
---|---|
bin | 10000111001010010… |
… | …000101010010010101 |
3 | 1201211021022202020000 |
4 | 100321102011102111 |
5 | 244123033120431 |
6 | 12200034401513 |
7 | 1211356124412 |
oct | 207122052225 |
9 | 51737282200 |
10 | 18140910741 |
11 | 776a086818 |
12 | 3623430299 |
13 | 1931499315 |
14 | c4142b109 |
15 | 71293e9e6 |
hex | 439485495 |
18140910741 has 20 divisors (see below), whose sum is σ = 27362498592. Its totient is φ = 11976518088.
The previous prime is 18140910721. The next prime is 18140910769. The reversal of 18140910741 is 14701904181.
It is a happy number.
18140910741 is a `hidden beast` number, since 181 + 409 + 1 + 0 + 74 + 1 = 666.
It is not a de Polignac number, because 18140910741 - 214 = 18140894357 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 18140910696 and 18140910705.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (18140910721) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1078851 + ... + 1095536.
Almost surely, 218140910741 is an apocalyptic number.
It is an amenable number.
18140910741 is a deficient number, since it is larger than the sum of its proper divisors (9221587851).
18140910741 is a wasteful number, since it uses less digits than its factorization.
18140910741 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2174502 (or 2174493 counting only the distinct ones).
The product of its (nonzero) digits is 8064, while the sum is 36.
The spelling of 18140910741 in words is "eighteen billion, one hundred forty million, nine hundred ten thousand, seven hundred forty-one".
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