Base | Representation |
---|---|
bin | 11000111001010010… |
… | …010010000110111100 |
3 | 2112222220220022021210 |
4 | 120321102102012330 |
5 | 414221102212402 |
6 | 20140251524420 |
7 | 1634262611541 |
oct | 307122220674 |
9 | 75886808253 |
10 | 26730897852 |
11 | 1037799321a |
12 | 5220159710 |
13 | 26a0010629 |
14 | 14181d2bc8 |
15 | a66b2b06c |
hex | 6394921bc |
26730897852 has 24 divisors (see below), whose sum is σ = 66041042256. Its totient is φ = 8386163968.
The previous prime is 26730897833. The next prime is 26730897881. The reversal of 26730897852 is 25879803762.
It is a junction number, because it is equal to n+sod(n) for n = 26730897792 and 26730897801.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65516703 + ... + 65517110.
It is an arithmetic number, because the mean of its divisors is an integer number (2751710094).
Almost surely, 226730897852 is an apocalyptic number.
It is an amenable number.
26730897852 is an abundant number, since it is smaller than the sum of its proper divisors (39310144404).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
26730897852 is a wasteful number, since it uses less digits than its factorization.
26730897852 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 131033837 (or 131033835 counting only the distinct ones).
The product of its (nonzero) digits is 10160640, while the sum is 57.
The spelling of 26730897852 in words is "twenty-six billion, seven hundred thirty million, eight hundred ninety-seven thousand, eight hundred fifty-two".
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