Base | Representation |
---|---|
bin | 10000000010110101010100 |
3 | 21220200102101 |
4 | 100002311110 |
5 | 2034042113 |
6 | 230051444 |
7 | 50515060 |
oct | 20026524 |
9 | 7820371 |
10 | 4205908 |
11 | 2412a63 |
12 | 14a9b84 |
13 | b43505 |
14 | 7b6aa0 |
15 | 5812dd |
hex | 402d54 |
4205908 has 12 divisors (see below), whose sum is σ = 8411872. Its totient is φ = 1802520.
The previous prime is 4205891. The next prime is 4205909. The reversal of 4205908 is 8095024.
It is a happy number.
4205908 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.
4205908 is an admirable number.
It is a Harshad number since it is a multiple of its sum of digits (28), and also a Moran number because the ratio is a prime number: 150211 = 4205908 / (4 + 2 + 0 + 5 + 9 + 0 + 8).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4205909) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75078 + ... + 75133.
Almost surely, 24205908 is an apocalyptic number.
It is an amenable number.
4205908 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4205908 is a wasteful number, since it uses less digits than its factorization.
4205908 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 150222 (or 150220 counting only the distinct ones).
The product of its (nonzero) digits is 2880, while the sum is 28.
The square root of 4205908 is about 2050.8310510620. The cubic root of 4205908 is about 161.4184810343.
It can be divided in two parts, 420 and 5908, that added together give a triangular number (6328 = T112).
The spelling of 4205908 in words is "four million, two hundred five thousand, nine hundred eight".
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