Base | Representation |
---|---|
bin | 100010110001… |
… | …1101011011100 |
3 | 1021022101110011 |
4 | 1011203223130 |
5 | 14131442301 |
6 | 1450453004 |
7 | 310662400 |
oct | 105435334 |
9 | 37271404 |
10 | 18234076 |
11 | a324593 |
12 | 6134164 |
13 | 3a156c3 |
14 | 25c9100 |
15 | 1902a51 |
hex | 1163adc |
18234076 has 36 divisors (see below), whose sum is σ = 38329536. Its totient is φ = 7560000.
The previous prime is 18234071. The next prime is 18234077. The reversal of 18234076 is 67043281.
It is a Harshad number since it is a multiple of its sum of digits (31).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (18234071) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4576 + ... + 7576.
Almost surely, 218234076 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 18234076, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19164768).
18234076 is an abundant number, since it is smaller than the sum of its proper divisors (20095460).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
18234076 is a wasteful number, since it uses less digits than its factorization.
18234076 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3050 (or 3041 counting only the distinct ones).
The product of its (nonzero) digits is 8064, while the sum is 31.
The square root of 18234076 is about 4270.1377026977. The cubic root of 18234076 is about 263.2052737739.
The spelling of 18234076 in words is "eighteen million, two hundred thirty-four thousand, seventy-six".
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