Base | Representation |
---|---|
bin | 1100101100111… |
… | …1111100111010 |
3 | 10201020221012110 |
4 | 3023033330322 |
5 | 102114434240 |
6 | 5141553150 |
7 | 1214606640 |
oct | 313177472 |
9 | 121227173 |
10 | 53280570 |
11 | 28091532 |
12 | 15a157b6 |
13 | b066685 |
14 | 710d190 |
15 | 4a26c80 |
hex | 32cff3a |
53280570 has 32 divisors (see below), whose sum is σ = 146141568. Its totient is φ = 12178368.
The previous prime is 53280559. The next prime is 53280587. The reversal of 53280570 is 7508235.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a Curzon number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 126649 + ... + 127068.
It is an arithmetic number, because the mean of its divisors is an integer number (4566924).
Almost surely, 253280570 is an apocalyptic number.
53280570 is an abundant number, since it is smaller than the sum of its proper divisors (92860998).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
53280570 is a wasteful number, since it uses less digits than its factorization.
53280570 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 253734.
The product of its (nonzero) digits is 8400, while the sum is 30.
The square root of 53280570 is about 7299.3540810129. The cubic root of 53280570 is about 376.2902401011.
The spelling of 53280570 in words is "fifty-three million, two hundred eighty thousand, five hundred seventy".
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