Base | Representation |
---|---|
bin | 100000000111000… |
… | …100111000101001 |
3 | 1101112201010001012 |
4 | 200013010320221 |
5 | 2100403212204 |
6 | 125242433305 |
7 | 16231044350 |
oct | 4007047051 |
9 | 1345633035 |
10 | 538725929 |
11 | 257107845 |
12 | 130502835 |
13 | 877c3a51 |
14 | 51796997 |
15 | 3246776e |
hex | 201c4e29 |
538725929 has 4 divisors (see below), whose sum is σ = 615686784. Its totient is φ = 461765076.
The previous prime is 538725917. The next prime is 538725977. The reversal of 538725929 is 929527835.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 929527835 = 5 ⋅185905567.
It is a cyclic number.
It is not a de Polignac number, because 538725929 - 28 = 538725673 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (538727929) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38480417 + ... + 38480430.
It is an arithmetic number, because the mean of its divisors is an integer number (153921696).
Almost surely, 2538725929 is an apocalyptic number.
It is an amenable number.
538725929 is a deficient number, since it is larger than the sum of its proper divisors (76960855).
538725929 is an equidigital number, since it uses as much as digits as its factorization.
538725929 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 76960854.
The product of its digits is 1360800, while the sum is 50.
The square root of 538725929 is about 23210.4702451286. The cubic root of 538725929 is about 813.6843434576.
The spelling of 538725929 in words is "five hundred thirty-eight million, seven hundred twenty-five thousand, nine hundred twenty-nine".
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