Base | Representation |
---|---|
bin | 1100001100000… |
… | …0011001111111 |
3 | 10120012011002211 |
4 | 3003000121333 |
5 | 101041312433 |
6 | 5023401251 |
7 | 1160340103 |
oct | 303003177 |
9 | 116164084 |
10 | 51119743 |
11 | 26946024 |
12 | 15153227 |
13 | a78ac8c |
14 | 6b09903 |
15 | 474b8cd |
hex | 30c067f |
51119743 has 4 divisors (see below), whose sum is σ = 52366608. Its totient is φ = 49872880.
The previous prime is 51119741. The next prime is 51119749. The reversal of 51119743 is 34791115.
51119743 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 51119743 - 21 = 51119741 is a prime.
It is a super-2 number, since 2×511197432 = 5226456248772098, which contains 22 as substring.
It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is a zygodrome in base 2.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51119741) by changing a digit.
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 in 3 ways as a sum of consecutive naturals, for example, 623371 + ... + 623452.
It is an arithmetic number, because the mean of its divisors is an integer number (13091652).
Almost surely, 251119743 is an apocalyptic number.
51119743 is a deficient number, since it is larger than the sum of its proper divisors (1246865).
51119743 is a wasteful number, since it uses less digits than its factorization.
51119743 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1246864.
The product of its digits is 3780, while the sum is 31.
The square root of 51119743 is about 7149.8072001978. The cubic root of 51119743 is about 371.1329843928.
The spelling of 51119743 in words is "fifty-one million, one hundred nineteen thousand, seven hundred forty-three".
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