Base | Representation |
---|---|
bin | 1011111010100011011111 |
3 | 12212200112100 |
4 | 23322203133 |
5 | 1244422143 |
6 | 150540143 |
7 | 35356122 |
oct | 13724337 |
9 | 5780470 |
10 | 3123423 |
11 | 1843746 |
12 | 1067653 |
13 | 8548a4 |
14 | 5b43b9 |
15 | 41a6d3 |
hex | 2fa8df |
3123423 has 24 divisors (see below), whose sum is σ = 4792320. Its totient is φ = 1956240.
The previous prime is 3123413. The next prime is 3123431. The reversal of 3123423 is 3243213.
It is not a de Polignac number, because 3123423 - 28 = 3123167 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 3123396 and 3123405.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3123403) 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, 16258 + ... + 16448.
It is an arithmetic number, because the mean of its divisors is an integer number (199680).
Almost surely, 23123423 is an apocalyptic number.
3123423 is a deficient number, since it is larger than the sum of its proper divisors (1668897).
3123423 is a wasteful number, since it uses less digits than its factorization.
3123423 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 299 (or 296 counting only the distinct ones).
The product of its digits is 432, while the sum is 18.
The square root of 3123423 is about 1767.3208537218. The cubic root of 3123423 is about 146.1762898341.
Adding to 3123423 its reverse (3243213), we get a palindrome (6366636).
The spelling of 3123423 in words is "three million, one hundred twenty-three thousand, four hundred twenty-three".
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