Base | Representation |
---|---|
bin | 1001010000110001110… |
… | …01101011001100101111 |
3 | 1010102110001202221202202 |
4 | 10220120321223030233 |
5 | 20203231302232424 |
6 | 402111102212115 |
7 | 31664262601163 |
oct | 4503071531457 |
9 | 1112401687682 |
10 | 318245352239 |
11 | 112a70228501 |
12 | 5181788403b |
13 | 24019b35219 |
14 | 11590398ca3 |
15 | 842937e2ae |
hex | 4a18e6b32f |
318245352239 has 16 divisors (see below), whose sum is σ = 340955299200. Its totient is φ = 296139895776.
The previous prime is 318245352233. The next prime is 318245352253. The reversal of 318245352239 is 932253542813.
It is a de Polignac number, because none of the positive numbers 2k-318245352239 is a prime.
It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 318245352193 and 318245352202.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (318245352233) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1242752 + ... + 1476794.
It is an arithmetic number, because the mean of its divisors is an integer number (21309706200).
Almost surely, 2318245352239 is an apocalyptic number.
318245352239 is a deficient number, since it is larger than the sum of its proper divisors (22709946961).
318245352239 is a wasteful number, since it uses less digits than its factorization.
318245352239 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 235334.
The product of its digits is 1555200, while the sum is 47.
The spelling of 318245352239 in words is "three hundred eighteen billion, two hundred forty-five million, three hundred fifty-two thousand, two hundred thirty-nine".
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