Base | Representation |
---|---|
bin | 10001010011001… |
… | …111110010000001 |
3 | 202020011122012010 |
4 | 101103033302001 |
5 | 1043301224144 |
6 | 44445123133 |
7 | 10123103244 |
oct | 2123176201 |
9 | 666148163 |
10 | 290258049 |
11 | 139930194 |
12 | 812594a9 |
13 | 48199833 |
14 | 2a79925b |
15 | 1a7375b9 |
hex | 114cfc81 |
290258049 has 8 divisors (see below), whose sum is σ = 387126592. Its totient is φ = 193447440.
The previous prime is 290258009. The next prime is 290258077. The reversal of 290258049 is 940852092.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 290258049 - 27 = 290257921 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 290257998 and 290258016.
It is not an unprimeable number, because it can be changed into a prime (290258009) 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 7 ways as a sum of consecutive naturals, for example, 997 + ... + 24114.
It is an arithmetic number, because the mean of its divisors is an integer number (48390824).
Almost surely, 2290258049 is an apocalyptic number.
It is an amenable number.
290258049 is a deficient number, since it is larger than the sum of its proper divisors (96868543).
290258049 is a wasteful number, since it uses less digits than its factorization.
290258049 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28967.
The product of its (nonzero) digits is 51840, while the sum is 39.
The square root of 290258049 is about 17036.9612607413. The cubic root of 290258049 is about 662.1068646071.
The spelling of 290258049 in words is "two hundred ninety million, two hundred fifty-eight thousand, forty-nine".
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