Base | Representation |
---|---|
bin | 11000111001011… |
… | …01011111100001 |
3 | 112112222211101212 |
4 | 30130231133201 |
5 | 411431243321 |
6 | 32420235505 |
7 | 5114135522 |
oct | 1434553741 |
9 | 475884355 |
10 | 208852961 |
11 | a798a359 |
12 | 59b3bb95 |
13 | 34366a45 |
14 | 1da48849 |
15 | 1350755b |
hex | c72d7e1 |
208852961 has 8 divisors (see below), whose sum is σ = 212917248. Its totient is φ = 204820000.
The previous prime is 208852937. The next prime is 208852991. The reversal of 208852961 is 169258802.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 208852961 - 218 = 208590817 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (208852991) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5861 + ... + 21261.
It is an arithmetic number, because the mean of its divisors is an integer number (26614656).
Almost surely, 2208852961 is an apocalyptic number.
It is an amenable number.
208852961 is a deficient number, since it is larger than the sum of its proper divisors (4064287).
208852961 is a wasteful number, since it uses less digits than its factorization.
208852961 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15663.
The product of its (nonzero) digits is 69120, while the sum is 41.
The square root of 208852961 is about 14451.7459498844. The cubic root of 208852961 is about 593.3080109197.
The spelling of 208852961 in words is "two hundred eight million, eight hundred fifty-two thousand, nine hundred sixty-one".
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