Base | Representation |
---|---|
bin | 101111101101100011… |
… | …100101101110110110 |
3 | 11220020022121021200010 |
4 | 233231203211232312 |
5 | 1314404410420123 |
6 | 35311304201050 |
7 | 3462350155215 |
oct | 575543455666 |
9 | 156208537603 |
10 | 51230170038 |
11 | 1a7aa106003 |
12 | 9b18a69186 |
13 | 4aa58986a8 |
14 | 269dc7507c |
15 | 14ec88e993 |
hex | bed8e5bb6 |
51230170038 has 16 divisors (see below), whose sum is σ = 108487419120. Its totient is φ = 16072210176.
The previous prime is 51230170037. The next prime is 51230170049. The reversal of 51230170038 is 83007103215.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 51230169987 and 51230170014.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51230170037) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 251128183 + ... + 251128386.
It is an arithmetic number, because the mean of its divisors is an integer number (6780463695).
Almost surely, 251230170038 is an apocalyptic number.
51230170038 is an abundant number, since it is smaller than the sum of its proper divisors (57257249082).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51230170038 is a wasteful number, since it uses less digits than its factorization.
51230170038 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 502256591.
The product of its (nonzero) digits is 5040, while the sum is 30.
The spelling of 51230170038 in words is "fifty-one billion, two hundred thirty million, one hundred seventy thousand, thirty-eight".
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