Base | Representation |
---|---|
bin | 101111001111110011… |
… | …110101000111101010 |
3 | 11211221112112110012222 |
4 | 233033303311013222 |
5 | 1312344131022030 |
6 | 35145555434042 |
7 | 3444110220245 |
oct | 571763650752 |
9 | 154845473188 |
10 | 50731110890 |
11 | 1a573431529 |
12 | 99b98b5922 |
13 | 4a26382915 |
14 | 265388625c |
15 | 14bdb603e5 |
hex | bcfcf51ea |
50731110890 has 32 divisors (see below), whose sum is σ = 91770857280. Its totient is φ = 20191469184.
The previous prime is 50731110889. The next prime is 50731110893. The reversal of 50731110890 is 9801113705.
It is a super-2 number, since 2×507311108902 (a number of 22 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 50731110890.
It is not an unprimeable number, because it can be changed into a prime (50731110893) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4723046 + ... + 4733774.
It is an arithmetic number, because the mean of its divisors is an integer number (2867839290).
Almost surely, 250731110890 is an apocalyptic number.
50731110890 is a deficient number, since it is larger than the sum of its proper divisors (41039746390).
50731110890 is a wasteful number, since it uses less digits than its factorization.
50731110890 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13046.
The product of its (nonzero) digits is 7560, while the sum is 35.
The spelling of 50731110890 in words is "fifty billion, seven hundred thirty-one million, one hundred ten thousand, eight hundred ninety".
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