Base | Representation |
---|---|
bin | 10101110001111111001111… |
… | …00110110001011100001111 |
3 | 20021120220200212212101001101 |
4 | 22320333213212301130033 |
5 | 22234221142400043300 |
6 | 245511335223523531 |
7 | 13042306642463614 |
oct | 1270774746613417 |
9 | 207526625771041 |
10 | 47897066018575 |
11 | 14297039103574 |
12 | 54569325b95a7 |
13 | 209589b8711b7 |
14 | bb833219850b |
15 | 580da5094b6a |
hex | 2b8fe79b170f |
47897066018575 has 12 divisors (see below), whose sum is σ = 59393608125808. Its totient is φ = 38316848774400.
The previous prime is 47897066018539. The next prime is 47897066018639. The reversal of 47897066018575 is 57581066079874.
It is a de Polignac number, because none of the positive numbers 2k-47897066018575 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 47897066018498 and 47897066018507.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18884331 + ... + 21269980.
Almost surely, 247897066018575 is an apocalyptic number.
47897066018575 is a deficient number, since it is larger than the sum of its proper divisors (11496542107233).
47897066018575 is a wasteful number, since it uses less digits than its factorization.
47897066018575 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 40202034 (or 40202029 counting only the distinct ones).
The product of its (nonzero) digits is 711244800, while the sum is 73.
The spelling of 47897066018575 in words is "forty-seven trillion, eight hundred ninety-seven billion, sixty-six million, eighteen thousand, five hundred seventy-five".
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