Base | Representation |
---|---|
bin | 10010110000000010… |
… | …011111011011001001 |
3 | 1220222010101020012200 |
4 | 102300002133123021 |
5 | 312213111442301 |
6 | 13125450430413 |
7 | 1311631221132 |
oct | 226002373311 |
9 | 56863336180 |
10 | 20133312201 |
11 | 85a18034a2 |
12 | 3a9a732409 |
13 | 1b8b1b2bb2 |
14 | d8dca8c89 |
15 | 7cc800c86 |
hex | 4b009f6c9 |
20133312201 has 24 divisors (see below), whose sum is σ = 29935688640. Its totient is φ = 13029602976.
The previous prime is 20133312197. The next prime is 20133312203. The reversal of 20133312201 is 10221333102.
20133312201 is a `hidden beast` number, since 20 + 133 + 312 + 201 = 666.
It is not a de Polignac number, because 20133312201 - 22 = 20133312197 is a prime.
It is not an unprimeable number, because it can be changed into a prime (20133312203) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 77326 + ... + 215048.
It is an arithmetic number, because the mean of its divisors is an integer number (1247320360).
Almost surely, 220133312201 is an apocalyptic number.
It is an amenable number.
20133312201 is a deficient number, since it is larger than the sum of its proper divisors (9802376439).
20133312201 is a wasteful number, since it uses less digits than its factorization.
20133312201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 138205 (or 138202 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 20133312201 its reverse (10221333102), we get a palindrome (30354645303).
The spelling of 20133312201 in words is "twenty billion, one hundred thirty-three million, three hundred twelve thousand, two hundred one".
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