Base | Representation |
---|---|
bin | 11000110101001… |
… | …01100000011001 |
3 | 112111221112100020 |
4 | 30122211200121 |
5 | 411310432321 |
6 | 32400301053 |
7 | 5106325566 |
oct | 1432454031 |
9 | 474845306 |
10 | 208295961 |
11 | a7639925 |
12 | 59911789 |
13 | 34200363 |
14 | 1d94186d |
15 | 134474c6 |
hex | c6a5819 |
208295961 has 8 divisors (see below), whose sum is σ = 277794720. Its totient is φ = 138830592.
The previous prime is 208295953. The next prime is 208296017. The reversal of 208295961 is 169592802.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 208295961 - 23 = 208295953 is a prime.
It is not an unprimeable number, because it can be changed into a prime (208295911) 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, 19210 + ... + 28028.
It is an arithmetic number, because the mean of its divisors is an integer number (34724340).
Almost surely, 2208295961 is an apocalyptic number.
It is an amenable number.
208295961 is a deficient number, since it is larger than the sum of its proper divisors (69498759).
208295961 is an equidigital number, since it uses as much as digits as its factorization.
208295961 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16695.
The product of its (nonzero) digits is 77760, while the sum is 42.
The square root of 208295961 is about 14432.4620560735. The cubic root of 208295961 is about 592.7801007879.
The spelling of 208295961 in words is "two hundred eight million, two hundred ninety-five thousand, nine hundred sixty-one".
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