Base | Representation |
---|---|
bin | 11011111100100… |
… | …10111001010011 |
3 | 121100010111011121 |
4 | 31332102321103 |
5 | 440003343011 |
6 | 35132423111 |
7 | 5544441301 |
oct | 1576227123 |
9 | 540114147 |
10 | 234434131 |
11 | 110371918 |
12 | 66617a97 |
13 | 39752629 |
14 | 231c7271 |
15 | 158abe71 |
hex | df92e53 |
234434131 has 4 divisors (see below), whose sum is σ = 248224392. Its totient is φ = 220643872.
The previous prime is 234434129. The next prime is 234434149. The reversal of 234434131 is 131434432.
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 234434131 - 21 = 234434129 is a prime.
It is a super-2 number, since 2×2344341312 = 109918723555450322, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 234434096 and 234434105.
It is not an unprimeable number, because it can be changed into a prime (234434191) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6895105 + ... + 6895138.
It is an arithmetic number, because the mean of its divisors is an integer number (62056098).
Almost surely, 2234434131 is an apocalyptic number.
234434131 is a deficient number, since it is larger than the sum of its proper divisors (13790261).
234434131 is a wasteful number, since it uses less digits than its factorization.
234434131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13790260.
The product of its digits is 3456, while the sum is 25.
The square root of 234434131 is about 15311.2419809759. The cubic root of 234434131 is about 616.6048647423.
Adding to 234434131 its reverse (131434432), we get a palindrome (365868563).
The spelling of 234434131 in words is "two hundred thirty-four million, four hundred thirty-four thousand, one hundred thirty-one".
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