Base | Representation |
---|---|
bin | 1011010010101011… |
… | …0100010010110011 |
3 | 21211020121000020101 |
4 | 2310222310102303 |
5 | 22201431414443 |
6 | 1220435253231 |
7 | 135054056440 |
oct | 26452642263 |
9 | 7736530211 |
10 | 3031123123 |
11 | 1315a98736 |
12 | 70714a217 |
13 | 393c907a2 |
14 | 20a7c89c7 |
15 | 12b19084d |
hex | b4ab44b3 |
3031123123 has 16 divisors (see below), whose sum is σ = 3642356160. Its totient is φ = 2467382400.
The previous prime is 3031123079. The next prime is 3031123133. The reversal of 3031123123 is 3213211303.
3031123123 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 3031123123 - 221 = 3029025971 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 3031123123.
It is not an unprimeable number, because it can be changed into a prime (3031123133) 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, 110008 + ... + 134773.
It is an arithmetic number, because the mean of its divisors is an integer number (227647260).
Almost surely, 23031123123 is an apocalyptic number.
3031123123 is a deficient number, since it is larger than the sum of its proper divisors (611233037).
3031123123 is a wasteful number, since it uses less digits than its factorization.
3031123123 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 244878.
The product of its (nonzero) digits is 324, while the sum is 19.
The square root of 3031123123 is about 55055.6366142469. The cubic root of 3031123123 is about 1447.2199006809.
Adding to 3031123123 its reverse (3213211303), we get a palindrome (6244334426).
The spelling of 3031123123 in words is "three billion, thirty-one million, one hundred twenty-three thousand, one hundred twenty-three".
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