Base | Representation |
---|---|
bin | 10001010011001… |
… | …101001000101011 |
3 | 202020011002022201 |
4 | 101103031020223 |
5 | 1043300402321 |
6 | 44445001031 |
7 | 10123026532 |
oct | 2123151053 |
9 | 666132281 |
10 | 290247211 |
11 | 139923031 |
12 | 81253177 |
13 | 48194917 |
14 | 2a795319 |
15 | 1a734291 |
hex | 114cd22b |
290247211 has 16 divisors (see below), whose sum is σ = 312202240. Its totient is φ = 269010720.
The previous prime is 290247193. The next prime is 290247227. The reversal of 290247211 is 112742092.
It is a cyclic number.
It is not a de Polignac number, because 290247211 - 25 = 290247179 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 290247211.
It is not an unprimeable number, because it can be changed into a prime (290247011) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 257896 + ... + 259018.
It is an arithmetic number, because the mean of its divisors is an integer number (19512640).
Almost surely, 2290247211 is an apocalyptic number.
290247211 is a deficient number, since it is larger than the sum of its proper divisors (21955029).
290247211 is a wasteful number, since it uses less digits than its factorization.
290247211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1426.
The product of its (nonzero) digits is 2016, while the sum is 28.
The square root of 290247211 is about 17036.6431846183. The cubic root of 290247211 is about 662.0986236602.
The spelling of 290247211 in words is "two hundred ninety million, two hundred forty-seven thousand, two hundred eleven".
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