Base | Representation |
---|---|
bin | 11001101100010… |
… | …001000011110101 |
3 | 1010001001211022221 |
4 | 121230101003311 |
5 | 1340321101423 |
6 | 110434322341 |
7 | 13452506452 |
oct | 3154210365 |
9 | 1101054287 |
10 | 431034613 |
11 | 201342759 |
12 | 1004293b1 |
13 | 6b3b9489 |
14 | 41362829 |
15 | 27c93e5d |
hex | 19b110f5 |
431034613 has 4 divisors (see below), whose sum is σ = 432030508. Its totient is φ = 430038720.
The previous prime is 431034607. The next prime is 431034629. The reversal of 431034613 is 316430134.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 316430134 = 2 ⋅158215067.
It can be written as a sum of positive squares in 2 ways, for example, as 12545764 + 418488849 = 3542^2 + 20457^2 .
It is a cyclic number.
It is not a de Polignac number, because 431034613 - 25 = 431034581 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (431037613) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 497298 + ... + 498163.
It is an arithmetic number, because the mean of its divisors is an integer number (108007627).
Almost surely, 2431034613 is an apocalyptic number.
It is an amenable number.
431034613 is a deficient number, since it is larger than the sum of its proper divisors (995895).
431034613 is an equidigital number, since it uses as much as digits as its factorization.
431034613 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 995894.
The product of its (nonzero) digits is 2592, while the sum is 25.
The square root of 431034613 is about 20761.3731000625. The cubic root of 431034613 is about 755.3891028275.
Adding to 431034613 its reverse (316430134), we get a palindrome (747464747).
The spelling of 431034613 in words is "four hundred thirty-one million, thirty-four thousand, six hundred thirteen".
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