Base | Representation |
---|---|
bin | 101111110001111110… |
… | …001100111110111111 |
3 | 11220102111000012201021 |
4 | 233301332030332333 |
5 | 1320032342133143 |
6 | 35322512125011 |
7 | 3464236655461 |
oct | 576176147677 |
9 | 156374005637 |
10 | 51304255423 |
11 | 1a837a074a3 |
12 | 9b39836767 |
13 | 4ab80378b5 |
14 | 26a9a3c131 |
15 | 1504125ced |
hex | bf1f8cfbf |
51304255423 has 8 divisors (see below), whose sum is σ = 54840604896. Its totient is φ = 47876716800.
The previous prime is 51304255369. The next prime is 51304255427. The reversal of 51304255423 is 32455240315.
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-51304255423 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 (51304255427) 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, 27201738 + ... + 27203623.
It is an arithmetic number, because the mean of its divisors is an integer number (6855075612).
Almost surely, 251304255423 is an apocalyptic number.
51304255423 is a deficient number, since it is larger than the sum of its proper divisors (3536349473).
51304255423 is a wasteful number, since it uses less digits than its factorization.
51304255423 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 54405425.
The product of its (nonzero) digits is 72000, while the sum is 34.
Adding to 51304255423 its reverse (32455240315), we get a palindrome (83759495738).
The spelling of 51304255423 in words is "fifty-one billion, three hundred four million, two hundred fifty-five thousand, four hundred twenty-three".
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