Base | Representation |
---|---|
bin | 100000001000… |
… | …011100101000 |
3 | 120211221110200 |
4 | 200020130220 |
5 | 4124020313 |
6 | 500312200 |
7 | 131411313 |
oct | 40103450 |
9 | 16757420 |
10 | 8423208 |
11 | 4833532 |
12 | 29a2660 |
13 | 198bc61 |
14 | 119397a |
15 | b15b73 |
hex | 808728 |
8423208 has 24 divisors (see below), whose sum is σ = 22813050. Its totient is φ = 2807712.
The previous prime is 8423201. The next prime is 8423209. The reversal of 8423208 is 8023248.
8423208 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 4334724 + 4088484 = 2082^2 + 2022^2 .
It is a tau number, because it is divible by the number of its divisors (24).
It is a super-2 number, since 2×84232082 = 141900866022528, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (8423201) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 58423 + ... + 58566.
Almost surely, 28423208 is an apocalyptic number.
It is an amenable number.
8423208 is an abundant number, since it is smaller than the sum of its proper divisors (14389842).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8423208 is a wasteful number, since it uses less digits than its factorization.
8423208 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 117001 (or 116994 counting only the distinct ones).
The product of its (nonzero) digits is 3072, while the sum is 27.
The square root of 8423208 is about 2902.2763479724. The cubic root of 8423208 is about 203.4663097441.
The spelling of 8423208 in words is "eight million, four hundred twenty-three thousand, two hundred eight".
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