Base | Representation |
---|---|
bin | 11111011110010… |
… | …110111101110001 |
3 | 1100210121211021111 |
4 | 133132112331301 |
5 | 2040140131311 |
6 | 124221553321 |
7 | 16041240304 |
oct | 3736267561 |
9 | 1323554244 |
10 | 528052081 |
11 | 251087387 |
12 | 128a15841 |
13 | 8552756b |
14 | 501b8b3b |
15 | 31559d21 |
hex | 1f796f71 |
528052081 has 2 divisors, whose sum is σ = 528052082. Its totient is φ = 528052080.
The previous prime is 528052069. The next prime is 528052099. The reversal of 528052081 is 180250825.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 320231025 + 207821056 = 17895^2 + 14416^2 .
It is a cyclic number.
It is not a de Polignac number, because 528052081 - 213 = 528043889 is a prime.
It is a super-2 number, since 2×5280520812 = 557678000496861122, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (528052061) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 264026040 + 264026041.
It is an arithmetic number, because the mean of its divisors is an integer number (264026041).
Almost surely, 2528052081 is an apocalyptic number.
It is an amenable number.
528052081 is a deficient number, since it is larger than the sum of its proper divisors (1).
528052081 is an equidigital number, since it uses as much as digits as its factorization.
528052081 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 6400, while the sum is 31.
The square root of 528052081 is about 22979.3838255076. The cubic root of 528052081 is about 808.2745779757.
The spelling of 528052081 in words is "five hundred twenty-eight million, fifty-two thousand, eighty-one".
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