Base | Representation |
---|---|
bin | 1100101010000… |
… | …1111001110100 |
3 | 10200220100110202 |
4 | 3022201321310 |
5 | 102042420311 |
6 | 5133540032 |
7 | 1213163021 |
oct | 312417164 |
9 | 120810422 |
10 | 53091956 |
11 | 27a72855 |
12 | 15944618 |
13 | accb878 |
14 | 70a0548 |
15 | 49dae3b |
hex | 32a1e74 |
53091956 has 6 divisors (see below), whose sum is σ = 92910930. Its totient is φ = 26545976.
The previous prime is 53091949. The next prime is 53091967. The reversal of 53091956 is 65919035.
53091956 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 49420900 + 3671056 = 7030^2 + 1916^2 .
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6636491 + ... + 6636498.
It is an arithmetic number, because the mean of its divisors is an integer number (15485155).
Almost surely, 253091956 is an apocalyptic number.
It is an amenable number.
53091956 is a deficient number, since it is larger than the sum of its proper divisors (39818974).
53091956 is a wasteful number, since it uses less digits than its factorization.
53091956 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13272993 (or 13272991 counting only the distinct ones).
The product of its (nonzero) digits is 36450, while the sum is 38.
The square root of 53091956 is about 7286.4227162580. The cubic root of 53091956 is about 375.8456907926.
The spelling of 53091956 in words is "fifty-three million, ninety-one thousand, nine hundred fifty-six".
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