Base | Representation |
---|---|
bin | 10001000101101001… |
… | …011101110011001101 |
3 | 1202100201200121210010 |
4 | 101011221131303031 |
5 | 300034140221203 |
6 | 12232405103433 |
7 | 1216455355332 |
oct | 210551356315 |
9 | 52321617703 |
10 | 18348367053 |
11 | 78661a1815 |
12 | 36809b7b79 |
13 | 1965464433 |
14 | c60bd0989 |
15 | 725c6d303 |
hex | 445a5dccd |
18348367053 has 32 divisors (see below), whose sum is σ = 26050384512. Its totient is φ = 11447654400.
The previous prime is 18348367039. The next prime is 18348367061. The reversal of 18348367053 is 35076384381.
It is not a de Polignac number, because 18348367053 - 217 = 18348235981 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 18348366993 and 18348367011.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (18348367033) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7836663 + ... + 7839003.
It is an arithmetic number, because the mean of its divisors is an integer number (814074516).
Almost surely, 218348367053 is an apocalyptic number.
It is an amenable number.
18348367053 is a deficient number, since it is larger than the sum of its proper divisors (7702017459).
18348367053 is a wasteful number, since it uses less digits than its factorization.
18348367053 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3165.
The product of its (nonzero) digits is 1451520, while the sum is 48.
The spelling of 18348367053 in words is "eighteen billion, three hundred forty-eight million, three hundred sixty-seven thousand, fifty-three".
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