Base | Representation |
---|---|
bin | 11111011111110… |
… | …101111111000001 |
3 | 1100211100121011022 |
4 | 133133311333001 |
5 | 2040240110111 |
6 | 124234155225 |
7 | 16044451064 |
oct | 3737657701 |
9 | 1324317138 |
10 | 528441281 |
11 | 251322835 |
12 | 128b82b15 |
13 | 85632764 |
14 | 5027a8db |
15 | 315d52db |
hex | 1f7f5fc1 |
528441281 has 8 divisors (see below), whose sum is σ = 556589280. Its totient is φ = 500326848.
The previous prime is 528441259. The next prime is 528441299. The reversal of 528441281 is 182144825.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-528441281 is a prime.
It is a super-2 number, since 2×5284412812 = 558500374929841922, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (528441241) 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, 28025 + ... + 42921.
It is an arithmetic number, because the mean of its divisors is an integer number (69573660).
Almost surely, 2528441281 is an apocalyptic number.
It is an amenable number.
528441281 is a deficient number, since it is larger than the sum of its proper divisors (28147999).
528441281 is a wasteful number, since it uses less digits than its factorization.
528441281 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16783.
The product of its digits is 20480, while the sum is 35.
The square root of 528441281 is about 22987.8507259813. The cubic root of 528441281 is about 808.4731083995.
The spelling of 528441281 in words is "five hundred twenty-eight million, four hundred forty-one thousand, two hundred eighty-one".
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