Base | Representation |
---|---|
bin | 10000110010110101… |
… | …001101100110001011 |
3 | 1201112201200000121101 |
4 | 100302311031212023 |
5 | 243412331214212 |
6 | 12141210522231 |
7 | 1205603150026 |
oct | 206265154613 |
9 | 51481600541 |
10 | 18032679307 |
11 | 7713a82955 |
12 | 35b3136377 |
13 | 1914c32c56 |
14 | c30cd61bd |
15 | 7081b1157 |
hex | 432d4d98b |
18032679307 has 8 divisors (see below), whose sum is σ = 18544738112. Its totient is φ = 17521920000.
The previous prime is 18032679281. The next prime is 18032679311. The reversal of 18032679307 is 70397623081.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 18032679307 - 227 = 17898461579 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (18032679337) 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 7 ways as a sum of consecutive naturals, for example, 296694 + ... + 352267.
It is an arithmetic number, because the mean of its divisors is an integer number (2318092264).
Almost surely, 218032679307 is an apocalyptic number.
18032679307 is a deficient number, since it is larger than the sum of its proper divisors (512058805).
18032679307 is an equidigital number, since it uses as much as digits as its factorization.
18032679307 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 649749.
The product of its (nonzero) digits is 381024, while the sum is 46.
The spelling of 18032679307 in words is "eighteen billion, thirty-two million, six hundred seventy-nine thousand, three hundred seven".
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