Base | Representation |
---|---|
bin | 110000100010010100… |
… | …101011001001111110 |
3 | 11222112000102021222000 |
4 | 300202110223021332 |
5 | 1323213023440132 |
6 | 35535211003130 |
7 | 3523320015606 |
oct | 604224531176 |
9 | 158460367860 |
10 | 52115452542 |
11 | 201138a593a |
12 | a1254394a6 |
13 | 4bb710b1aa |
14 | 274567dc06 |
15 | 155046087c |
hex | c2252b27e |
52115452542 has 32 divisors (see below), whose sum is σ = 116696194560. Its totient is φ = 17239205880.
The previous prime is 52115452523. The next prime is 52115452547. The reversal of 52115452542 is 24525451125.
52115452542 is a `hidden beast` number, since 5 + 2 + 11 + 54 + 52 + 542 = 666.
It is a junction number, because it is equal to n+sod(n) for n = 52115452497 and 52115452506.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52115452547) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3676518 + ... + 3690665.
It is an arithmetic number, because the mean of its divisors is an integer number (3646756080).
Almost surely, 252115452542 is an apocalyptic number.
52115452542 is an abundant number, since it is smaller than the sum of its proper divisors (64580742018).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52115452542 is a wasteful number, since it uses less digits than its factorization.
52115452542 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7367325 (or 7367319 counting only the distinct ones).
The product of its digits is 80000, while the sum is 36.
The spelling of 52115452542 in words is "fifty-two billion, one hundred fifteen million, four hundred fifty-two thousand, five hundred forty-two".
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