Base | Representation |
---|---|
bin | 101111100001010101… |
… | …110011100011100100 |
3 | 11212201000222020212021 |
4 | 233201111303203210 |
5 | 1313444424330202 |
6 | 35235103432524 |
7 | 3454311204436 |
oct | 574125634344 |
9 | 155630866767 |
10 | 51025230052 |
11 | 1a704459615 |
12 | 9a802b5744 |
13 | 4a722a1a24 |
14 | 2680968656 |
15 | 14d98aba37 |
hex | be15738e4 |
51025230052 has 24 divisors (see below), whose sum is σ = 91698082560. Its totient is φ = 24834875520.
The previous prime is 51025230043. The next prime is 51025230059. The reversal of 51025230052 is 25003252015.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 51025229999 and 51025230026.
It is not an unprimeable number, because it can be changed into a prime (51025230059) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1114693 + ... + 1159564.
It is an arithmetic number, because the mean of its divisors is an integer number (3820753440).
Almost surely, 251025230052 is an apocalyptic number.
It is an amenable number.
51025230052 is a deficient number, since it is larger than the sum of its proper divisors (40672852508).
51025230052 is a wasteful number, since it uses less digits than its factorization.
51025230052 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2274411 (or 2274409 counting only the distinct ones).
The product of its (nonzero) digits is 3000, while the sum is 25.
Adding to 51025230052 its reverse (25003252015), we get a palindrome (76028482067).
The spelling of 51025230052 in words is "fifty-one billion, twenty-five million, two hundred thirty thousand, fifty-two".
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