Base | Representation |
---|---|
bin | 110000111001101010… |
… | …010110001101110001 |
3 | 12000112022012110200120 |
4 | 300321222112031301 |
5 | 1330013243304110 |
6 | 40042115240453 |
7 | 3536113135350 |
oct | 607152261561 |
9 | 160468173616 |
10 | 52507009905 |
11 | 202a4924769 |
12 | a2145a9129 |
13 | 4c4a284a3c |
14 | 2781687997 |
15 | 1574a07870 |
hex | c39a96371 |
52507009905 has 64 divisors (see below), whose sum is σ = 98680381440. Its totient is φ = 23345397504.
The previous prime is 52507009871. The next prime is 52507009913. The reversal of 52507009905 is 50990070525.
52507009905 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 52507009905 - 27 = 52507009777 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 508527 + ... + 603003.
It is an arithmetic number, because the mean of its divisors is an integer number (1541880960).
Almost surely, 252507009905 is an apocalyptic number.
It is an amenable number.
52507009905 is a deficient number, since it is larger than the sum of its proper divisors (46173371535).
52507009905 is a wasteful number, since it uses less digits than its factorization.
52507009905 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 94638.
The product of its (nonzero) digits is 141750, while the sum is 42.
The spelling of 52507009905 in words is "fifty-two billion, five hundred seven million, nine thousand, nine hundred five".
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