Base | Representation |
---|---|
bin | 100010110001… |
… | …1101010010110 |
3 | 1021022101100120 |
4 | 1011203222112 |
5 | 14131442011 |
6 | 1450452410 |
7 | 310662240 |
oct | 105435226 |
9 | 37271316 |
10 | 18234006 |
11 | a32452a |
12 | 6134106 |
13 | 3a1566b |
14 | 25c9090 |
15 | 1902a06 |
hex | 1163a96 |
18234006 has 32 divisors (see below), whose sum is σ = 41914368. Its totient is φ = 5180160.
The previous prime is 18234001. The next prime is 18234017. The reversal of 18234006 is 60043281.
It is a happy number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (18234001) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6886 + ... + 9158.
It is an arithmetic number, because the mean of its divisors is an integer number (1309824).
Almost surely, 218234006 is an apocalyptic number.
18234006 is an abundant number, since it is smaller than the sum of its proper divisors (23680362).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
18234006 is a wasteful number, since it uses less digits than its factorization.
18234006 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2476.
The product of its (nonzero) digits is 1152, while the sum is 24.
The square root of 18234006 is about 4270.1295062328. The cubic root of 18234006 is about 263.2049369614.
Adding to 18234006 its reverse (60043281), we get a palindrome (78277287).
The spelling of 18234006 in words is "eighteen million, two hundred thirty-four thousand, six".
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