Base | Representation |
---|---|
bin | 1001000101100101001… |
… | …11000110100000111101 |
3 | 1002211221010210211001101 |
4 | 10202302213012200331 |
5 | 20103423431140221 |
6 | 355234411213101 |
7 | 31362312151612 |
oct | 4426247064075 |
9 | 1084833724041 |
10 | 312234240061 |
11 | 1104660a79a7 |
12 | 5061a747191 |
13 | 2359c678603 |
14 | 1117dcd6509 |
15 | 81c679dd91 |
hex | 48b29c683d |
312234240061 has 2 divisors, whose sum is σ = 312234240062. Its totient is φ = 312234240060.
The previous prime is 312234240053. The next prime is 312234240079. The reversal of 312234240061 is 160042432213.
It is a happy number.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 270738105625 + 41496134436 = 520325^2 + 203706^2 .
It is an emirp because it is prime and its reverse (160042432213) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 312234240061 - 23 = 312234240053 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (312234240761) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156117120030 + 156117120031.
It is an arithmetic number, because the mean of its divisors is an integer number (156117120031).
Almost surely, 2312234240061 is an apocalyptic number.
It is an amenable number.
312234240061 is a deficient number, since it is larger than the sum of its proper divisors (1).
312234240061 is an equidigital number, since it uses as much as digits as its factorization.
312234240061 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 6912, while the sum is 28.
Adding to 312234240061 its reverse (160042432213), we get a palindrome (472276672274).
The spelling of 312234240061 in words is "three hundred twelve billion, two hundred thirty-four million, two hundred forty thousand, sixty-one".
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