Base | Representation |
---|---|
bin | 111101111100101100… |
… | …1011111111110001101 |
3 | 110201101022111022020212 |
4 | 1323321121133332031 |
5 | 4134423001331341 |
6 | 141040431452205 |
7 | 12416454541103 |
oct | 1737131377615 |
9 | 421338438225 |
10 | 133033230221 |
11 | 51467876971 |
12 | 21948687065 |
13 | c711422408 |
14 | 6620281c73 |
15 | 36d92bd5eb |
hex | 1ef965ff8d |
133033230221 has 8 divisors (see below), whose sum is σ = 140039968320. Its totient is φ = 126026991072.
The previous prime is 133033230167. The next prime is 133033230251. The reversal of 133033230221 is 122032330331.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 133033230221 - 222 = 133029035917 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (133033230251) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 503816 + ... + 721038.
It is an arithmetic number, because the mean of its divisors is an integer number (17504996040).
Almost surely, 2133033230221 is an apocalyptic number.
It is an amenable number.
133033230221 is a deficient number, since it is larger than the sum of its proper divisors (7006738099).
133033230221 is a wasteful number, since it uses less digits than its factorization.
133033230221 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 249475.
The product of its (nonzero) digits is 1944, while the sum is 23.
Adding to 133033230221 its reverse (122032330331), we get a palindrome (255065560552).
The spelling of 133033230221 in words is "one hundred thirty-three billion, thirty-three million, two hundred thirty thousand, two hundred twenty-one".
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