Base | Representation |
---|---|
bin | 100010100100… |
… | …0010100101000 |
3 | 1021002200202002 |
4 | 1011020110220 |
5 | 14114401044 |
6 | 1444230132 |
7 | 310014614 |
oct | 105102450 |
9 | 37080662 |
10 | 18122024 |
11 | a258388 |
12 | 609b348 |
13 | 39a66bb |
14 | 259a344 |
15 | 18ce74e |
hex | 1148528 |
18122024 has 16 divisors (see below), whose sum is σ = 34026720. Its totient is φ = 9048240.
The previous prime is 18122023. The next prime is 18122053. The reversal of 18122024 is 42022181.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 18121987 and 18122005.
It is not an unprimeable number, because it can be changed into a prime (18122021) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7439 + ... + 9569.
It is an arithmetic number, because the mean of its divisors is an integer number (2126670).
Almost surely, 218122024 is an apocalyptic number.
It is an amenable number.
18122024 is a deficient number, since it is larger than the sum of its proper divisors (15904696).
18122024 is a wasteful number, since it uses less digits than its factorization.
18122024 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3200 (or 3196 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 20.
The square root of 18122024 is about 4256.9970636588. The cubic root of 18122024 is about 262.6650161228.
The spelling of 18122024 in words is "eighteen million, one hundred twenty-two thousand, twenty-four".
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