Base | Representation |
---|---|
bin | 100010111110… |
… | …1011101110000 |
3 | 1021111202100000 |
4 | 1011331131300 |
5 | 14143332241 |
6 | 1453030000 |
7 | 311612334 |
oct | 105753560 |
9 | 37452300 |
10 | 18339696 |
11 | a396981 |
12 | 6185300 |
13 | 3a517bb |
14 | 26157c4 |
15 | 1923eb6 |
hex | 117d770 |
18339696 has 120 divisors (see below), whose sum is σ = 54840240. Its totient is φ = 5930496.
The previous prime is 18339691. The next prime is 18339697. The reversal of 18339696 is 69693381.
It is a nude number because it is divisible by every one of its digits.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (18339691) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 206020 + ... + 206108.
It is an arithmetic number, because the mean of its divisors is an integer number (457002).
Almost surely, 218339696 is an apocalyptic number.
18339696 is a gapful number since it is divisible by the number (16) 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 18339696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27420120).
18339696 is an abundant number, since it is smaller than the sum of its proper divisors (36500544).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
18339696 is an equidigital number, since it uses as much as digits as its factorization.
18339696 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 165 (or 147 counting only the distinct ones).
The product of its digits is 209952, while the sum is 45.
The square root of 18339696 is about 4282.4871278265. The cubic root of 18339696 is about 263.7124969325.
The spelling of 18339696 in words is "eighteen million, three hundred thirty-nine thousand, six hundred ninety-six".
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