Base | Representation |
---|---|
bin | 110000111001100011… |
… | …011101101011001101 |
3 | 12000112011210210110000 |
4 | 300321203131223031 |
5 | 1330012313033303 |
6 | 40042012434513 |
7 | 3536061611511 |
oct | 607143355315 |
9 | 160464723400 |
10 | 52505205453 |
11 | 202a3901a88 |
12 | a213a78a39 |
13 | 4c49aa260c |
14 | 2781338141 |
15 | 157479cda3 |
hex | c398ddacd |
52505205453 has 40 divisors (see below), whose sum is σ = 79768465920. Its totient is φ = 34408501920.
The previous prime is 52505205439. The next prime is 52505205463. The reversal of 52505205453 is 35450250525.
52505205453 is a `hidden beast` number, since 52 + 505 + 2 + 0 + 54 + 53 = 666.
It is not a de Polignac number, because 52505205453 - 216 = 52505139917 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52505205463) by changing a digit.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 15409276 + ... + 15412682.
It is an arithmetic number, because the mean of its divisors is an integer number (1994211648).
Almost surely, 252505205453 is an apocalyptic number.
It is an amenable number.
52505205453 is a deficient number, since it is larger than the sum of its proper divisors (27263260467).
52505205453 is a wasteful number, since it uses less digits than its factorization.
52505205453 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6599 (or 6590 counting only the distinct ones).
The product of its (nonzero) digits is 150000, while the sum is 36.
Adding to 52505205453 its reverse (35450250525), we get a palindrome (87955455978).
The spelling of 52505205453 in words is "fifty-two billion, five hundred five million, two hundred five thousand, four hundred fifty-three".
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