Base | Representation |
---|---|
bin | 11000110011011… |
… | …10011010001100 |
3 | 112111112001202211 |
4 | 30121232122030 |
5 | 411231222114 |
6 | 32351400204 |
7 | 5104365622 |
oct | 1431563214 |
9 | 474461684 |
10 | 208070284 |
11 | a74a5314 |
12 | 59823064 |
13 | 34151716 |
14 | 1d8c3512 |
15 | 134006c4 |
hex | c66e68c |
208070284 has 12 divisors (see below), whose sum is σ = 365541624. Its totient is φ = 103629824.
The previous prime is 208070281. The next prime is 208070287. The reversal of 208070284 is 482070802.
208070284 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (208070281) and next prime (208070287).
It is not an unprimeable number, because it can be changed into a prime (208070281) 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, 100174 + ... + 102229.
It is an arithmetic number, because the mean of its divisors is an integer number (30461802).
Almost surely, 2208070284 is an apocalyptic number.
It is an amenable number.
208070284 is a deficient number, since it is larger than the sum of its proper divisors (157471340).
208070284 is a wasteful number, since it uses less digits than its factorization.
208070284 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 202664 (or 202662 counting only the distinct ones).
The product of its (nonzero) digits is 7168, while the sum is 31.
The square root of 208070284 is about 14424.6415553386. The cubic root of 208070284 is about 592.5659420872.
The spelling of 208070284 in words is "two hundred eight million, seventy thousand, two hundred eighty-four".
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