Base | Representation |
---|---|
bin | 101111000000110000… |
… | …010101110110011111 |
3 | 11211021221021102112210 |
4 | 233000300111312133 |
5 | 1311340001210033 |
6 | 35104534131503 |
7 | 3434622331455 |
oct | 570060256637 |
9 | 154257242483 |
10 | 50478538143 |
11 | 1a453900920 |
12 | 99491b0b93 |
13 | 49b5c4c1a7 |
14 | 262c0da9d5 |
15 | 14a68bdd63 |
hex | bc0c15d9f |
50478538143 has 16 divisors (see below), whose sum is σ = 73438192512. Its totient is φ = 30586860000.
The previous prime is 50478538133. The next prime is 50478538147. The reversal of 50478538143 is 34183587405.
It is not a de Polignac number, because 50478538143 - 25 = 50478538111 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 50478538092 and 50478538101.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (50478538147) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13368 + ... + 318018.
It is an arithmetic number, because the mean of its divisors is an integer number (4589887032).
Almost surely, 250478538143 is an apocalyptic number.
50478538143 is a deficient number, since it is larger than the sum of its proper divisors (22959654369).
50478538143 is a wasteful number, since it uses less digits than its factorization.
50478538143 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 309686.
The product of its (nonzero) digits is 1612800, while the sum is 48.
The spelling of 50478538143 in words is "fifty billion, four hundred seventy-eight million, five hundred thirty-eight thousand, one hundred forty-three".
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