Base | Representation |
---|---|
bin | 100000000100111… |
… | …000000111100101 |
3 | 1101111121211010101 |
4 | 200010320013211 |
5 | 2100231234344 |
6 | 125222224101 |
7 | 16223123353 |
oct | 4004700745 |
9 | 1344554111 |
10 | 538149349 |
11 | 256853631 |
12 | 130285031 |
13 | 8765148a |
14 | 516867d3 |
15 | 323a19d4 |
hex | 201381e5 |
538149349 has 8 divisors (see below), whose sum is σ = 554213888. Its totient is φ = 522164880.
The previous prime is 538149347. The next prime is 538149373. The reversal of 538149349 is 943941835.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 538149349 - 21 = 538149347 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 538149299 and 538149308.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (538149347) 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 7 ways as a sum of consecutive naturals, for example, 6237 + ... + 33394.
It is an arithmetic number, because the mean of its divisors is an integer number (69276736).
Almost surely, 2538149349 is an apocalyptic number.
It is an amenable number.
538149349 is a deficient number, since it is larger than the sum of its proper divisors (16064539).
538149349 is a wasteful number, since it uses less digits than its factorization.
538149349 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 40035.
The product of its digits is 466560, while the sum is 46.
The square root of 538149349 is about 23198.0462323878. The cubic root of 538149349 is about 813.3939536284.
The spelling of 538149349 in words is "five hundred thirty-eight million, one hundred forty-nine thousand, three hundred forty-nine".
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