Base | Representation |
---|---|
bin | 11010101101100110… |
… | …011110111111010001 |
3 | 2202000220220101010110 |
4 | 122231212132333101 |
5 | 432220140204140 |
6 | 21102042151533 |
7 | 2033526646152 |
oct | 325546367721 |
9 | 82026811113 |
10 | 28682350545 |
11 | 11189491542 |
12 | 56857b25a9 |
13 | 29213ba874 |
14 | 1561451929 |
15 | b2d0ee380 |
hex | 6ad99efd1 |
28682350545 has 8 divisors (see below), whose sum is σ = 45891760896. Its totient is φ = 15297253616.
The previous prime is 28682350523. The next prime is 28682350597. The reversal of 28682350545 is 54505328682.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 28682350545 - 26 = 28682350481 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 28682350494 and 28682350503.
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, 956078337 + ... + 956078366.
It is an arithmetic number, because the mean of its divisors is an integer number (5736470112).
Almost surely, 228682350545 is an apocalyptic number.
It is an amenable number.
28682350545 is a deficient number, since it is larger than the sum of its proper divisors (17209410351).
28682350545 is a wasteful number, since it uses less digits than its factorization.
28682350545 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1912156711.
The product of its (nonzero) digits is 2304000, while the sum is 48.
The spelling of 28682350545 in words is "twenty-eight billion, six hundred eighty-two million, three hundred fifty thousand, five hundred forty-five".
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