Base | Representation |
---|---|
bin | 11001101001001… |
… | …111101001111111 |
3 | 1002222120120122212 |
4 | 121221033221333 |
5 | 1340120224211 |
6 | 110405331035 |
7 | 13443000053 |
oct | 3151175177 |
9 | 1088516585 |
10 | 430242431 |
11 | 200951563 |
12 | 100106a7b |
13 | 6b19ca28 |
14 | 411d7c63 |
15 | 27b8938b |
hex | 19a4fa7f |
430242431 has 4 divisors (see below), whose sum is σ = 432646200. Its totient is φ = 427838664.
The previous prime is 430242419. The next prime is 430242451. The reversal of 430242431 is 134242034.
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 430242431 - 26 = 430242367 is a prime.
It is a super-2 number, since 2×4302424312 = 370217098865579522, 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 = 430242397 and 430242406.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (430242451) 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, 1201616 + ... + 1201973.
It is an arithmetic number, because the mean of its divisors is an integer number (108161550).
Almost surely, 2430242431 is an apocalyptic number.
430242431 is a deficient number, since it is larger than the sum of its proper divisors (2403769).
430242431 is a wasteful number, since it uses less digits than its factorization.
430242431 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2403768.
The product of its (nonzero) digits is 2304, while the sum is 23.
The square root of 430242431 is about 20742.2860601237. The cubic root of 430242431 is about 754.9260521408.
Adding to 430242431 its reverse (134242034), we get a palindrome (564484465).
The spelling of 430242431 in words is "four hundred thirty million, two hundred forty-two thousand, four hundred thirty-one".
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