Base | Representation |
---|---|
bin | 10000110001001110… |
… | …101010001010001100 |
3 | 1201110212002011220122 |
4 | 100301032222022030 |
5 | 243333440423333 |
6 | 12134410404112 |
7 | 1205125510343 |
oct | 206116521214 |
9 | 51425064818 |
10 | 18005795468 |
11 | 76aa890701 |
12 | 35a6130638 |
13 | 190c4ac45b |
14 | c2b4d8b5a |
15 | 705b50798 |
hex | 4313aa28c |
18005795468 has 24 divisors (see below), whose sum is σ = 31751253072. Its totient is φ = 8934055424.
The previous prime is 18005795449. The next prime is 18005795491. The reversal of 18005795468 is 86459750081.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2899655 + ... + 2905857.
It is an arithmetic number, because the mean of its divisors is an integer number (1322968878).
Almost surely, 218005795468 is an apocalyptic number.
It is an amenable number.
18005795468 is a deficient number, since it is larger than the sum of its proper divisors (13745457604).
18005795468 is a wasteful number, since it uses less digits than its factorization.
18005795468 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11641 (or 11639 counting only the distinct ones).
The product of its (nonzero) digits is 2419200, while the sum is 53.
The spelling of 18005795468 in words is "eighteen billion, five million, seven hundred ninety-five thousand, four hundred sixty-eight".
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