Base | Representation |
---|---|
bin | 101111110101000… |
… | …000110000011101 |
3 | 2001220220110101020 |
4 | 233311000300131 |
5 | 3120410112020 |
6 | 211342434353 |
7 | 25612336032 |
oct | 5765006035 |
9 | 2056813336 |
10 | 802425885 |
11 | 381a48498 |
12 | 1a48929b9 |
13 | ca322121 |
14 | 787db389 |
15 | 4a6a5c40 |
hex | 2fd40c1d |
802425885 has 8 divisors (see below), whose sum is σ = 1283881440. Its totient is φ = 427960464.
The previous prime is 802425859. The next prime is 802425889. The reversal of 802425885 is 588524208.
802425885 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 802425885 - 26 = 802425821 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (802425889) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26747515 + ... + 26747544.
It is an arithmetic number, because the mean of its divisors is an integer number (160485180).
Almost surely, 2802425885 is an apocalyptic number.
It is an amenable number.
802425885 is a deficient number, since it is larger than the sum of its proper divisors (481455555).
802425885 is a wasteful number, since it uses less digits than its factorization.
802425885 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 53495067.
The product of its (nonzero) digits is 204800, while the sum is 42.
The square root of 802425885 is about 28327.1227801201. The cubic root of 802425885 is about 929.2551499274.
The spelling of 802425885 in words is "eight hundred two million, four hundred twenty-five thousand, eight hundred eighty-five".
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