Base | Representation |
---|---|
bin | 1011110001110110… |
… | …0011100010100100 |
3 | 22011100121100111021 |
4 | 2330131203202210 |
5 | 22433414124411 |
6 | 1241425420524 |
7 | 141232255300 |
oct | 27435434244 |
9 | 8140540437 |
10 | 3161864356 |
11 | 1382876542 |
12 | 742a9a744 |
13 | 3b50a8771 |
14 | 21dcdcd00 |
15 | 1378b8a71 |
hex | bc7638a4 |
3161864356 has 18 divisors (see below), whose sum is σ = 6436652838. Its totient is φ = 1355084640.
The previous prime is 3161864351. The next prime is 3161864393. The reversal of 3161864356 is 6534681613.
3161864356 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 2540160000 + 621704356 = 50400^2 + 24934^2 .
It is not an unprimeable number, because it can be changed into a prime (3161864351) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8065785 + ... + 8066176.
Almost surely, 23161864356 is an apocalyptic number.
It is an amenable number.
3161864356 is an abundant number, since it is smaller than the sum of its proper divisors (3274788482).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3161864356 is a wasteful number, since it uses less digits than its factorization.
3161864356 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16131979 (or 16131970 counting only the distinct ones).
The product of its digits is 311040, while the sum is 43.
The square root of 3161864356 is about 56230.4575474893. The cubic root of 3161864356 is about 1467.7353185689.
The spelling of 3161864356 in words is "three billion, one hundred sixty-one million, eight hundred sixty-four thousand, three hundred fifty-six".
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