Base | Representation |
---|---|
bin | 100010011010… |
… | …0100111101111 |
3 | 1020221121001022 |
4 | 1010310213233 |
5 | 14104310302 |
6 | 1442404355 |
7 | 306230423 |
oct | 104644757 |
9 | 36847038 |
10 | 18041327 |
11 | a202797 |
12 | 60606bb |
13 | 3978a55 |
14 | 2578b83 |
15 | 18b58a2 |
hex | 11349ef |
18041327 has 4 divisors (see below), whose sum is σ = 18220056. Its totient is φ = 17862600.
The previous prime is 18041323. The next prime is 18041339. The reversal of 18041327 is 72314081.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 18041327 - 22 = 18041323 is a prime.
It is a Duffinian number.
It is a plaindrome in base 16.
It is a junction number, because it is equal to n+sod(n) for n = 18041296 and 18041305.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (18041323) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89213 + ... + 89414.
It is an arithmetic number, because the mean of its divisors is an integer number (4555014).
Almost surely, 218041327 is an apocalyptic number.
18041327 is a deficient number, since it is larger than the sum of its proper divisors (178729).
18041327 is a wasteful number, since it uses less digits than its factorization.
18041327 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 178728.
The product of its (nonzero) digits is 1344, while the sum is 26.
The square root of 18041327 is about 4247.5083284203. The cubic root of 18041327 is about 262.2745553393.
The spelling of 18041327 in words is "eighteen million, forty-one thousand, three hundred twenty-seven".
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