Base | Representation |
---|---|
bin | 111101011110010… |
… | …000110000010011 |
3 | 2122212122122210110 |
4 | 331132100300103 |
5 | 4103010434443 |
6 | 250201132403 |
7 | 34362162156 |
oct | 7536206023 |
9 | 2585578713 |
10 | 1031343123 |
11 | 48a191398 |
12 | 24948a103 |
13 | 135892605 |
14 | 9ad89c9d |
15 | 60823233 |
hex | 3d790c13 |
1031343123 has 16 divisors (see below), whose sum is σ = 1494195200. Its totient is φ = 630361440.
The previous prime is 1031343119. The next prime is 1031343163. The reversal of 1031343123 is 3213431301.
1031343123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 1031343123 - 22 = 1031343119 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 1031343123.
It is not an unprimeable number, because it can be changed into a prime (1031343113) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 290068 + ... + 293601.
It is an arithmetic number, because the mean of its divisors is an integer number (93387200).
Almost surely, 21031343123 is an apocalyptic number.
1031343123 is a deficient number, since it is larger than the sum of its proper divisors (462852077).
1031343123 is a wasteful number, since it uses less digits than its factorization.
1031343123 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 583722.
The product of its (nonzero) digits is 648, while the sum is 21.
The square root of 1031343123 is about 32114.5313370754. The cubic root of 1031343123 is about 1010.3404149388.
Adding to 1031343123 its reverse (3213431301), we get a palindrome (4244774424).
The spelling of 1031343123 in words is "one billion, thirty-one million, three hundred forty-three thousand, one hundred twenty-three".
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