Base | Representation |
---|---|
bin | 11000110101001… |
… | …11000101000100 |
3 | 112111221212011212 |
4 | 30122213011010 |
5 | 411311134104 |
6 | 32400350552 |
7 | 5106353432 |
oct | 1432470504 |
9 | 474855155 |
10 | 208302404 |
11 | a7643752 |
12 | 59915458 |
13 | 3420327b |
14 | 1d943d52 |
15 | 1344936e |
hex | c6a7144 |
208302404 has 12 divisors (see below), whose sum is σ = 365187564. Its totient is φ = 103963104.
The previous prime is 208302403. The next prime is 208302407. The reversal of 208302404 is 404203802.
It can be written as a sum of positive squares in 2 ways, for example, as 10956100 + 197346304 = 3310^2 + 14048^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 208302404.
It is not an unprimeable number, because it can be changed into a prime (208302403) 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, 44519 + ... + 48974.
It is an arithmetic number, because the mean of its divisors is an integer number (30432297).
Almost surely, 2208302404 is an apocalyptic number.
It is an amenable number.
208302404 is a deficient number, since it is larger than the sum of its proper divisors (156885160).
208302404 is a wasteful number, since it uses less digits than its factorization.
208302404 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 94054 (or 94052 counting only the distinct ones).
The product of its (nonzero) digits is 1536, while the sum is 23.
The square root of 208302404 is about 14432.6852664360. The cubic root of 208302404 is about 592.7862126728.
The spelling of 208302404 in words is "two hundred eight million, three hundred two thousand, four hundred four".
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