Base | Representation |
---|---|
bin | 11100111010010100… |
… | …110011101100011110 |
3 | 2222010110110020201020 |
4 | 130322110303230132 |
5 | 1002034041213342 |
6 | 22132221425010 |
7 | 2146165506060 |
oct | 347224635436 |
9 | 88113406636 |
10 | 31043304222 |
11 | 12190154a27 |
12 | 602440b166 |
13 | 2c09584a88 |
14 | 1706c29730 |
15 | c1a5110ec |
hex | 73a533b1e |
31043304222 has 32 divisors (see below), whose sum is σ = 71854310400. Its totient is φ = 8757242208.
The previous prime is 31043304199. The next prime is 31043304277. The reversal of 31043304222 is 22240334013.
It is a junction number, because it is equal to n+sod(n) for n = 31043304192 and 31043304201.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4674697 + ... + 4681332.
It is an arithmetic number, because the mean of its divisors is an integer number (2245447200).
Almost surely, 231043304222 is an apocalyptic number.
31043304222 is an abundant number, since it is smaller than the sum of its proper divisors (40811006178).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31043304222 is a wasteful number, since it uses less digits than its factorization.
31043304222 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9356120.
The product of its (nonzero) digits is 3456, while the sum is 24.
Adding to 31043304222 its reverse (22240334013), we get a palindrome (53283638235).
The spelling of 31043304222 in words is "thirty-one billion, forty-three million, three hundred four thousand, two hundred twenty-two".
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