Base | Representation |
---|---|
bin | 10001000111010011… |
… | …110001010000010000 |
3 | 1202102200010102001021 |
4 | 101013103301100100 |
5 | 300113303442000 |
6 | 12235242245224 |
7 | 1220244261145 |
oct | 210723612020 |
9 | 52380112037 |
10 | 18376234000 |
11 | 787a9a5653 |
12 | 368a1b6814 |
13 | 196b170557 |
14 | c647a63cc |
15 | 72842511a |
hex | 4474f1410 |
18376234000 has 40 divisors (see below), whose sum is σ = 44433738648. Its totient is φ = 7350492800.
The previous prime is 18376233979. The next prime is 18376234021. The reversal of 18376234000 is 43267381.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (18376233979) and next prime (18376234021).
It can be written as a sum of positive squares in 4 ways, for example, as 517653504 + 17858580496 = 22752^2 + 133636^2 .
It is a tau number, because it is divible by the number of its divisors (40).
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 4592059 + ... + 4596058.
Almost surely, 218376234000 is an apocalyptic number.
18376234000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
18376234000 is an abundant number, since it is smaller than the sum of its proper divisors (26057504648).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
18376234000 is an equidigital number, since it uses as much as digits as its factorization.
18376234000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9188140 (or 9188124 counting only the distinct ones).
The product of its (nonzero) digits is 24192, while the sum is 34.
The spelling of 18376234000 in words is "eighteen billion, three hundred seventy-six million, two hundred thirty-four thousand".
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