Base | Representation |
---|---|
bin | 101111011110001100… |
… | …001010010000001010 |
3 | 11212120100111200101222 |
4 | 233132030022100022 |
5 | 1313342411314210 |
6 | 35225534442042 |
7 | 3453066665336 |
oct | 573614122012 |
9 | 155510450358 |
10 | 50972369930 |
11 | 1a687634a69 |
12 | 9a66663322 |
13 | 4a64354851 |
14 | 26779287c6 |
15 | 14d4e19655 |
hex | bde30a40a |
50972369930 has 32 divisors (see below), whose sum is σ = 92897597520. Its totient is φ = 20135027200.
The previous prime is 50972369801. The next prime is 50972369933. The reversal of 50972369930 is 3996327905.
It can be written as a sum of positive squares in 8 ways, for example, as 32913579241 + 18058790689 = 181421^2 + 134383^2 .
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (50972369933) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 328022 + ... + 457758.
Almost surely, 250972369930 is an apocalyptic number.
50972369930 is a deficient number, since it is larger than the sum of its proper divisors (41925227590).
50972369930 is a wasteful number, since it uses less digits than its factorization.
50972369930 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 130234.
The product of its (nonzero) digits is 2755620, while the sum is 53.
The spelling of 50972369930 in words is "fifty billion, nine hundred seventy-two million, three hundred sixty-nine thousand, nine hundred thirty".
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