Base | Representation |
---|---|
bin | 11111011110011… |
… | …011000100110111 |
3 | 1100210122200101010 |
4 | 133132123010313 |
5 | 2040141201134 |
6 | 124222203303 |
7 | 16041340350 |
oct | 3736330467 |
9 | 1323580333 |
10 | 528068919 |
11 | 251098aa4 |
12 | 128a23533 |
13 | 85532121 |
14 | 501c0d27 |
15 | 3155ece9 |
hex | 1f79b137 |
528068919 has 32 divisors (see below), whose sum is σ = 850106880. Its totient is φ = 284833152.
The previous prime is 528068869. The next prime is 528068927. The reversal of 528068919 is 919860825.
It is a happy number.
It is not a de Polignac number, because 528068919 - 211 = 528066871 is a prime.
It is a super-2 number, since 2×5280689192 = 557713566427657122, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (528068929) 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 31 ways as a sum of consecutive naturals, for example, 114649 + ... + 119165.
It is an arithmetic number, because the mean of its divisors is an integer number (26565840).
Almost surely, 2528068919 is an apocalyptic number.
528068919 is a deficient number, since it is larger than the sum of its proper divisors (322037961).
528068919 is a wasteful number, since it uses less digits than its factorization.
528068919 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4839.
The product of its (nonzero) digits is 311040, while the sum is 48.
The square root of 528068919 is about 22979.7501944647. The cubic root of 528068919 is about 808.2831690365.
The spelling of 528068919 in words is "five hundred twenty-eight million, sixty-eight thousand, nine hundred nineteen".
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