Base | Representation |
---|---|
bin | 11101010000011… |
… | …011100100000101 |
3 | 1021012121120202212 |
4 | 131100123210011 |
5 | 2001124041334 |
6 | 120412313205 |
7 | 15110061161 |
oct | 3520334405 |
9 | 1235546685 |
10 | 490846469 |
11 | 232085243 |
12 | 118472805 |
13 | 7a8cb8c9 |
14 | 49291ca1 |
15 | 2d15aece |
hex | 1d41b905 |
490846469 has 2 divisors, whose sum is σ = 490846470. Its totient is φ = 490846468.
The previous prime is 490846453. The next prime is 490846487. The reversal of 490846469 is 964648094.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 454243969 + 36602500 = 21313^2 + 6050^2 .
It is a cyclic number.
It is not a de Polignac number, because 490846469 - 24 = 490846453 is a prime.
It is a super-2 number, since 2×4908464692 = 481860512259535922, which contains 22 as substring.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (490845469) 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 as a sum of consecutive naturals, namely, 245423234 + 245423235.
It is an arithmetic number, because the mean of its divisors is an integer number (245423235).
Almost surely, 2490846469 is an apocalyptic number.
It is an amenable number.
490846469 is a deficient number, since it is larger than the sum of its proper divisors (1).
490846469 is an equidigital number, since it uses as much as digits as its factorization.
490846469 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1492992, while the sum is 50.
The square root of 490846469 is about 22155.0551567808. The cubic root of 490846469 is about 788.8272236847.
The spelling of 490846469 in words is "four hundred ninety million, eight hundred forty-six thousand, four hundred sixty-nine".
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