Base | Representation |
---|---|
bin | 10001000110101111… |
… | …011001101100100100 |
3 | 1202102000012001022011 |
4 | 101012233121230210 |
5 | 300103333402244 |
6 | 12234302044004 |
7 | 1220100243160 |
oct | 210657315444 |
9 | 52360161264 |
10 | 18366700324 |
11 | 7875583885 |
12 | 3686b79604 |
13 | 19691b301b |
14 | c63403ca0 |
15 | 727690434 |
hex | 446bd9b24 |
18366700324 has 96 divisors (see below), whose sum is σ = 39654752256. Its totient is φ = 7270179840.
The previous prime is 18366700321. The next prime is 18366700349. The reversal of 18366700324 is 42300766381.
It is not an unprimeable number, because it can be changed into a prime (18366700321) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13435089 + ... + 13436455.
It is an arithmetic number, because the mean of its divisors is an integer number (413070336).
Almost surely, 218366700324 is an apocalyptic number.
18366700324 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 18366700324, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19827376128).
18366700324 is an abundant number, since it is smaller than the sum of its proper divisors (21288051932).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
18366700324 is a wasteful number, since it uses less digits than its factorization.
18366700324 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2105 (or 2103 counting only the distinct ones).
The product of its (nonzero) digits is 145152, while the sum is 40.
The spelling of 18366700324 in words is "eighteen billion, three hundred sixty-six million, seven hundred thousand, three hundred twenty-four".
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