Base | Representation |
---|---|
bin | 101010011010111… |
… | …1011101000011111 |
3 | 10200012102102200120 |
4 | 1110311323220133 |
5 | 10403344032111 |
6 | 353124530023 |
7 | 50162622201 |
oct | 12465735037 |
9 | 3605372616 |
10 | 1423424031 |
11 | 6705385a7 |
12 | 338850913 |
13 | 198b90553 |
14 | d708c771 |
15 | 84e70406 |
hex | 54d7ba1f |
1423424031 has 4 divisors (see below), whose sum is σ = 1897898712. Its totient is φ = 948949352.
The previous prime is 1423424027. The next prime is 1423424033. The reversal of 1423424031 is 1304243241.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 1423424031 - 22 = 1423424027 is a prime.
It is a super-2 number, since 2×14234240312 = 4052271944056577922, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 1423423992 and 1423424010.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1423424033) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 237237336 + ... + 237237341.
It is an arithmetic number, because the mean of its divisors is an integer number (474474678).
Almost surely, 21423424031 is an apocalyptic number.
1423424031 is a deficient number, since it is larger than the sum of its proper divisors (474474681).
1423424031 is an equidigital number, since it uses as much as digits as its factorization.
1423424031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 474474680.
The product of its (nonzero) digits is 2304, while the sum is 24.
The square root of 1423424031 is about 37728.2921823928. The cubic root of 1423424031 is about 1124.8935618806.
Adding to 1423424031 its reverse (1304243241), we get a palindrome (2727667272).
The spelling of 1423424031 in words is "one billion, four hundred twenty-three million, four hundred twenty-four thousand, thirty-one".
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