Base | Representation |
---|---|
bin | 1010000101110… |
… | …1011110010001 |
3 | 2221122101020010 |
4 | 2201131132101 |
5 | 41313412110 |
6 | 4111105133 |
7 | 1022523066 |
oct | 241353621 |
9 | 87571203 |
10 | 42325905 |
11 | 2198a096 |
12 | 122121a9 |
13 | 89cc41b |
14 | 589ac6d |
15 | 3ab1020 |
hex | 285d791 |
42325905 has 16 divisors (see below), whose sum is σ = 67985280. Its totient is φ = 22485888.
The previous prime is 42325861. The next prime is 42325919. The reversal of 42325905 is 50952324.
42325905 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 42325905 - 221 = 40228753 is a prime.
It is a Curzon 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 15 ways as a sum of consecutive naturals, for example, 1420 + ... + 9309.
It is an arithmetic number, because the mean of its divisors is an integer number (4249080).
Almost surely, 242325905 is an apocalyptic number.
It is an amenable number.
42325905 is a deficient number, since it is larger than the sum of its proper divisors (25659375).
42325905 is a wasteful number, since it uses less digits than its factorization.
42325905 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11000.
The product of its (nonzero) digits is 10800, while the sum is 30.
The square root of 42325905 is about 6505.8362260358. The cubic root of 42325905 is about 348.4994397652.
It can be divided in two parts, 4232590 and 5, that added together give a triangular number (4232595 = T2909).
The spelling of 42325905 in words is "forty-two million, three hundred twenty-five thousand, nine hundred five".
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