Base | Representation |
---|---|
bin | 11000110100111… |
… | …10101111011100 |
3 | 112111220010022222 |
4 | 30122132233130 |
5 | 411304041002 |
6 | 32355524512 |
7 | 5106152033 |
oct | 1432365734 |
9 | 474803288 |
10 | 208268252 |
11 | a7620025 |
12 | 598b9738 |
13 | 341c086a |
14 | 1d93571a |
15 | 1343e1a2 |
hex | c69ebdc |
208268252 has 12 divisors (see below), whose sum is σ = 364770000. Its totient is φ = 104048256.
The previous prime is 208268219. The next prime is 208268257. The reversal of 208268252 is 252862802.
It is a super-2 number, since 2×2082682522 = 86751329582271008, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (208268257) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15848 + ... + 25839.
It is an arithmetic number, because the mean of its divisors is an integer number (30397500).
Almost surely, 2208268252 is an apocalyptic number.
It is an amenable number.
208268252 is a deficient number, since it is larger than the sum of its proper divisors (156501748).
208268252 is a wasteful number, since it uses less digits than its factorization.
208268252 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 42940 (or 42938 counting only the distinct ones).
The product of its (nonzero) digits is 30720, while the sum is 35.
The square root of 208268252 is about 14431.5020701242. The cubic root of 208268252 is about 592.7538143569.
The spelling of 208268252 in words is "two hundred eight million, two hundred sixty-eight thousand, two hundred fifty-two".
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