Base | Representation |
---|---|
bin | 11000001101110111… |
… | …10000101111010001 |
3 | 1020120002002222111200 |
4 | 30012323300233101 |
5 | 203111303400223 |
6 | 5550033301413 |
7 | 640116433320 |
oct | 140673605721 |
9 | 36502088450 |
10 | 13001231313 |
11 | 5571946574 |
12 | 262a104869 |
13 | 12c27132a5 |
14 | 8b49aa0b7 |
15 | 5115e6a43 |
hex | 306ef0bd1 |
13001231313 has 12 divisors (see below), whose sum is σ = 21462350208. Its totient is φ = 7429275000.
The previous prime is 13001231293. The next prime is 13001231333. The reversal of 13001231313 is 31313210031.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (13001231293) and next prime (13001231333).
It is not a de Polignac number, because 13001231313 - 28 = 13001231057 is a prime.
It is not an unprimeable number, because it can be changed into a prime (13001231333) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 103184313 + ... + 103184438.
It is an arithmetic number, because the mean of its divisors is an integer number (1788529184).
Almost surely, 213001231313 is an apocalyptic number.
It is an amenable number.
13001231313 is a deficient number, since it is larger than the sum of its proper divisors (8461118895).
13001231313 is a wasteful number, since it uses less digits than its factorization.
13001231313 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 206368764 (or 206368761 counting only the distinct ones).
The product of its (nonzero) digits is 162, while the sum is 18.
Adding to 13001231313 its reverse (31313210031), we get a palindrome (44314441344).
The spelling of 13001231313 in words is "thirteen billion, one million, two hundred thirty-one thousand, three hundred thirteen".
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