Base | Representation |
---|---|
bin | 100000000100011… |
… | …010100111011100 |
3 | 1101111101200100210 |
4 | 200010122213130 |
5 | 2100213403013 |
6 | 125215452420 |
7 | 16222111143 |
oct | 4004324734 |
9 | 1344350323 |
10 | 538028508 |
11 | 256780866 |
12 | 130227110 |
13 | 8760b484 |
14 | 5165475a |
15 | 3237acc3 |
hex | 2011a9dc |
538028508 has 24 divisors (see below), whose sum is σ = 1255797648. Its totient is φ = 179286016.
The previous prime is 538028501. The next prime is 538028509. The reversal of 538028508 is 805820835.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (538028501) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52060 + ... + 61532.
It is an arithmetic number, because the mean of its divisors is an integer number (52324902).
Almost surely, 2538028508 is an apocalyptic number.
It is an amenable number.
538028508 is an abundant number, since it is smaller than the sum of its proper divisors (717769140).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
538028508 is a wasteful number, since it uses less digits than its factorization.
538028508 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14213 (or 14211 counting only the distinct ones).
The product of its (nonzero) digits is 76800, while the sum is 39.
The square root of 538028508 is about 23195.4415349223. The cubic root of 538028508 is about 813.3330667532. Note that the first 3 decimals are identical.
The spelling of 538028508 in words is "five hundred thirty-eight million, twenty-eight thousand, five hundred eight".
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