Base | Representation |
---|---|
bin | 101000111010100… |
… | …000010110001101 |
3 | 1202211122000202010 |
4 | 220322200112031 |
5 | 2401211103420 |
6 | 152040251433 |
7 | 23003343324 |
oct | 5072402615 |
9 | 1684560663 |
10 | 686425485 |
11 | 322518699 |
12 | 171a70b79 |
13 | ac298835 |
14 | 672430bb |
15 | 403e04e0 |
hex | 28ea058d |
686425485 has 32 divisors (see below), whose sum is σ = 1133419392. Its totient is φ = 354513920.
The previous prime is 686425477. The next prime is 686425499. The reversal of 686425485 is 584524686.
686425485 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 686425485 - 23 = 686425477 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 80182 + ... + 88328.
It is an arithmetic number, because the mean of its divisors is an integer number (35419356).
Almost surely, 2686425485 is an apocalyptic number.
It is an amenable number.
686425485 is a deficient number, since it is larger than the sum of its proper divisors (446993907).
686425485 is a wasteful number, since it uses less digits than its factorization.
686425485 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8333.
The product of its digits is 1843200, while the sum is 48.
The square root of 686425485 is about 26199.7229947189. The cubic root of 686425485 is about 882.1270365297.
The spelling of 686425485 in words is "six hundred eighty-six million, four hundred twenty-five thousand, four hundred eighty-five".
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