Base | Representation |
---|---|
bin | 100011111001000… |
… | …0011100101010101 |
3 | 10002221002222210202 |
4 | 1013302003211111 |
5 | 4431300213323 |
6 | 315300230245 |
7 | 41562263000 |
oct | 10762034525 |
9 | 3087088722 |
10 | 1204304213 |
11 | 568886642 |
12 | 29739b385 |
13 | 162670658 |
14 | b5d30537 |
15 | 70adad28 |
hex | 47c83955 |
1204304213 has 32 divisors (see below), whose sum is σ = 1477785600. Its totient is φ = 979655040.
The previous prime is 1204304183. The next prime is 1204304279. The reversal of 1204304213 is 3124034021.
It is not a de Polignac number, because 1204304213 - 220 = 1203255637 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1204304713) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 562481 + ... + 564617.
It is an arithmetic number, because the mean of its divisors is an integer number (46180800).
Almost surely, 21204304213 is an apocalyptic number.
It is an amenable number.
1204304213 is a deficient number, since it is larger than the sum of its proper divisors (273481387).
1204304213 is an equidigital number, since it uses as much as digits as its factorization.
1204304213 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2242 (or 2228 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 20.
The square root of 1204304213 is about 34703.0865053816. The cubic root of 1204304213 is about 1063.9275833678.
Adding to 1204304213 its reverse (3124034021), we get a palindrome (4328338234).
The spelling of 1204304213 in words is "one billion, two hundred four million, three hundred four thousand, two hundred thirteen".
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