Base | Representation |
---|---|
bin | 1100101101000… |
… | …0010010101010 |
3 | 10201021000010000 |
4 | 3023100102222 |
5 | 102120010322 |
6 | 5142003430 |
7 | 1214613666 |
oct | 313202252 |
9 | 121230100 |
10 | 53281962 |
11 | 28092588 |
12 | 15a16576 |
13 | b0671b6 |
14 | 710d8a6 |
15 | 4a273ac |
hex | 32d04aa |
53281962 has 20 divisors (see below), whose sum is σ = 119391426. Its totient is φ = 17760600.
The previous prime is 53281939. The next prime is 53281979. The reversal of 53281962 is 26918235.
It can be written as a sum of positive squares in only one way, i.e., 53275401 + 6561 = 7299^2 + 81^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 164289 + ... + 164612.
Almost surely, 253281962 is an apocalyptic number.
53281962 is an abundant number, since it is smaller than the sum of its proper divisors (66109464).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
53281962 is a wasteful number, since it uses less digits than its factorization.
53281962 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 328915 (or 328906 counting only the distinct ones).
The product of its digits is 25920, while the sum is 36.
The square root of 53281962 is about 7299.4494312927. The cubic root of 53281962 is about 376.2935170396.
The spelling of 53281962 in words is "fifty-three million, two hundred eighty-one thousand, nine hundred sixty-two".
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