Base | Representation |
---|---|
bin | 100111011100000… |
… | …0100001111111001 |
3 | 10102020001122012110 |
4 | 1032320010033321 |
5 | 10202232222223 |
6 | 335151202533 |
7 | 44536015500 |
oct | 11670041771 |
9 | 3366048173 |
10 | 1323320313 |
11 | 619a86157 |
12 | 30b216449 |
13 | 181211793 |
14 | c7a71837 |
15 | 7b299d93 |
hex | 4ee043f9 |
1323320313 has 24 divisors (see below), whose sum is σ = 2100239328. Its totient is φ = 738593856.
The previous prime is 1323320309. The next prime is 1323320321. The reversal of 1323320313 is 3130233231.
It is not a de Polignac number, because 1323320313 - 22 = 1323320309 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a self number, because there is not a number n which added to its sum of digits gives 1323320313.
It is not an unprimeable number, because it can be changed into a prime (1323320393) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 98356 + ... + 110997.
It is an arithmetic number, because the mean of its divisors is an integer number (87509972).
Almost surely, 21323320313 is an apocalyptic number.
It is an amenable number.
1323320313 is a deficient number, since it is larger than the sum of its proper divisors (776919015).
1323320313 is a wasteful number, since it uses less digits than its factorization.
1323320313 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 209413 (or 209406 counting only the distinct ones).
The product of its (nonzero) digits is 972, while the sum is 21.
The square root of 1323320313 is about 36377.4698542931. The cubic root of 1323320313 is about 1097.8803017150.
Adding to 1323320313 its reverse (3130233231), we get a palindrome (4453553544).
The spelling of 1323320313 in words is "one billion, three hundred twenty-three million, three hundred twenty thousand, three hundred thirteen".
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