Base | Representation |
---|---|
bin | 110001110010010011… |
… | …101010010100001101 |
3 | 12002222112110110202011 |
4 | 301302103222110031 |
5 | 1333440041123422 |
6 | 40320304501221 |
7 | 3601503045604 |
oct | 616223522415 |
9 | 162875413664 |
10 | 53457364237 |
11 | 20742319a72 |
12 | a43a91a811 |
13 | 506c12bb94 |
14 | 2831990a3b |
15 | 15cd17e077 |
hex | c724ea50d |
53457364237 has 4 divisors (see below), whose sum is σ = 53555093056. Its totient is φ = 53359635420.
The previous prime is 53457364201. The next prime is 53457364271. The reversal of 53457364237 is 73246375435.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 73246375435 = 5 ⋅14649275087.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-53457364237 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (53457362237) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 48863589 + ... + 48864682.
It is an arithmetic number, because the mean of its divisors is an integer number (13388773264).
Almost surely, 253457364237 is an apocalyptic number.
It is an amenable number.
53457364237 is a deficient number, since it is larger than the sum of its proper divisors (97728819).
53457364237 is an equidigital number, since it uses as much as digits as its factorization.
53457364237 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 97728818.
The product of its digits is 6350400, while the sum is 49.
The spelling of 53457364237 in words is "fifty-three billion, four hundred fifty-seven million, three hundred sixty-four thousand, two hundred thirty-seven".
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