Base | Representation |
---|---|
bin | 100011001110… |
… | …1110010010100 |
3 | 1021202110221021 |
4 | 1012131302110 |
5 | 14212101314 |
6 | 1455530524 |
7 | 313003321 |
oct | 106356224 |
9 | 37673837 |
10 | 18472084 |
11 | a477394 |
12 | 6229a44 |
13 | 3a99b37 |
14 | 264bb48 |
15 | 194d324 |
hex | 119dc94 |
18472084 has 12 divisors (see below), whose sum is σ = 32508000. Its totient is φ = 9184088.
The previous prime is 18472061. The next prime is 18472087. The reversal of 18472084 is 48027481.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (18472087) 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, 12184 + ... + 13615.
It is an arithmetic number, because the mean of its divisors is an integer number (2709000).
Almost surely, 218472084 is an apocalyptic number.
It is an amenable number.
18472084 is a deficient number, since it is larger than the sum of its proper divisors (14035916).
18472084 is a wasteful number, since it uses less digits than its factorization.
18472084 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25982 (or 25980 counting only the distinct ones).
The product of its (nonzero) digits is 14336, while the sum is 34.
The square root of 18472084 is about 4297.9162392955. The cubic root of 18472084 is about 264.3455263005.
The spelling of 18472084 in words is "eighteen million, four hundred seventy-two thousand, eighty-four".
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