Base | Representation |
---|---|
bin | 11001000000010010… |
… | …00010100001011111 |
3 | 1021122112220002111102 |
4 | 30200021002201133 |
5 | 204443040024211 |
6 | 10100021543315 |
7 | 653443220330 |
oct | 144011024137 |
9 | 37575802442 |
10 | 13424142431 |
11 | 576963a997 |
12 | 2727874b3b |
13 | 135c21705b |
14 | 914c16287 |
15 | 5387d3a3b |
hex | 32024285f |
13424142431 has 4 divisors (see below), whose sum is σ = 15341877072. Its totient is φ = 11506407792.
The previous prime is 13424142377. The next prime is 13424142439.
13424142431 is nontrivially palindromic in base 10.
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 13424142431 - 26 = 13424142367 is a prime.
It is a super-2 number, since 2×134241424312 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 13424142394 and 13424142403.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13424142439) 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, 958867310 + ... + 958867323.
It is an arithmetic number, because the mean of its divisors is an integer number (3835469268).
Almost surely, 213424142431 is an apocalyptic number.
13424142431 is a deficient number, since it is larger than the sum of its proper divisors (1917734641).
13424142431 is an equidigital number, since it uses as much as digits as its factorization.
13424142431 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1917734640.
The product of its digits is 9216, while the sum is 29.
The spelling of 13424142431 in words is "thirteen billion, four hundred twenty-four million, one hundred forty-two thousand, four hundred thirty-one".
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