Base | Representation |
---|---|
bin | 10001010101110… |
… | …100000011100100 |
3 | 202021102211012010 |
4 | 101111310003210 |
5 | 1043434242131 |
6 | 44511354220 |
7 | 10131605043 |
oct | 2125640344 |
9 | 667384163 |
10 | 290930916 |
11 | 13a24a781 |
12 | 81522970 |
13 | 48373b93 |
14 | 2a8d255a |
15 | 1a81bb46 |
hex | 115740e4 |
290930916 has 48 divisors (see below), whose sum is σ = 702269568. Its totient is φ = 93676800.
The previous prime is 290930903. The next prime is 290930917. The reversal of 290930916 is 619039092.
290930916 = T493 + T494 + ... + T1230.
It is a happy number.
290930916 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (290930917) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47806 + ... + 53546.
It is an arithmetic number, because the mean of its divisors is an integer number (14630616).
Almost surely, 2290930916 is an apocalyptic number.
It is an amenable number.
290930916 is an abundant number, since it is smaller than the sum of its proper divisors (411338652).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
290930916 is a wasteful number, since it uses less digits than its factorization.
290930916 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5892 (or 5890 counting only the distinct ones).
The product of its (nonzero) digits is 26244, while the sum is 39.
The square root of 290930916 is about 17056.6971011389. The cubic root of 290930916 is about 662.6180948133.
The spelling of 290930916 in words is "two hundred ninety million, nine hundred thirty thousand, nine hundred sixteen".
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