Base | Representation |
---|---|
bin | 11000100111001000… |
… | …01101001001100001 |
3 | 1021002211220002001112 |
4 | 30103210031021201 |
5 | 204030032110113 |
6 | 10023043513105 |
7 | 645302002313 |
oct | 142344151141 |
9 | 37084802045 |
10 | 13213160033 |
11 | 5670536777 |
12 | 2689088795 |
13 | 13275b5cb8 |
14 | 8d4bb57b3 |
15 | 52500a5a8 |
hex | 31390d261 |
13213160033 has 2 divisors, whose sum is σ = 13213160034. Its totient is φ = 13213160032.
The previous prime is 13213159997. The next prime is 13213160047. The reversal of 13213160033 is 33006131231.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 11417349904 + 1795810129 = 106852^2 + 42377^2 .
It is a cyclic number.
It is not a de Polignac number, because 13213160033 - 26 = 13213159969 is a prime.
It is a super-2 number, since 2×132131600332 (a number of 21 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 13213159990 and 13213160008.
It is not a weakly prime, because it can be changed into another prime (13213150033) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6606580016 + 6606580017.
It is an arithmetic number, because the mean of its divisors is an integer number (6606580017).
Almost surely, 213213160033 is an apocalyptic number.
It is an amenable number.
13213160033 is a deficient number, since it is larger than the sum of its proper divisors (1).
13213160033 is an equidigital number, since it uses as much as digits as its factorization.
13213160033 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 972, while the sum is 23.
Adding to 13213160033 its reverse (33006131231), we get a palindrome (46219291264).
The spelling of 13213160033 in words is "thirteen billion, two hundred thirteen million, one hundred sixty thousand, thirty-three".
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