Base | Representation |
---|---|
bin | 10011100010110100111101 |
3 | 100122021222011 |
4 | 103202310331 |
5 | 2302422024 |
6 | 301451221 |
7 | 61355665 |
oct | 23426475 |
9 | 10567864 |
10 | 5123389 |
11 | 298a307 |
12 | 1870b11 |
13 | 10a4cbb |
14 | 9751a5 |
15 | 6b3094 |
hex | 4e2d3d |
5123389 has 4 divisors (see below), whose sum is σ = 5160924. Its totient is φ = 5085856.
The previous prime is 5123357. The next prime is 5123399. The reversal of 5123389 is 9833215.
It is a happy number.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 2199289 + 2924100 = 1483^2 + 1710^2 .
It is a cyclic number.
It is not a de Polignac number, because 5123389 - 25 = 5123357 is a prime.
It is a super-2 number, since 2×51233892 = 52498229690642, which contains 22 as substring.
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 5123389.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (5123399) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18562 + ... + 18835.
It is an arithmetic number, because the mean of its divisors is an integer number (1290231).
Almost surely, 25123389 is an apocalyptic number.
It is an amenable number.
5123389 is a deficient number, since it is larger than the sum of its proper divisors (37535).
5123389 is a wasteful number, since it uses less digits than its factorization.
5123389 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 37534.
The product of its digits is 6480, while the sum is 31.
The square root of 5123389 is about 2263.4904461915. The cubic root of 5123389 is about 172.3927948317.
The spelling of 5123389 in words is "five million, one hundred twenty-three thousand, three hundred eighty-nine".
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