Base | Representation |
---|---|
bin | 11000101011110010… |
… | …01101101001011101 |
3 | 1021012120101121100202 |
4 | 30111321031221131 |
5 | 204120032042113 |
6 | 10031001033245 |
7 | 646255011245 |
oct | 142571155135 |
9 | 37176347322 |
10 | 13252221533 |
11 | 5690596201 |
12 | 269a185825 |
13 | 1332711605 |
14 | 8da062b25 |
15 | 528674258 |
hex | 315e4da5d |
13252221533 has 2 divisors, whose sum is σ = 13252221534. Its totient is φ = 13252221532.
The previous prime is 13252221487. The next prime is 13252221551. The reversal of 13252221533 is 33512225231.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 8731407364 + 4520814169 = 93442^2 + 67237^2 .
It is a cyclic number.
It is not a de Polignac number, because 13252221533 - 26 = 13252221469 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 13252221496 and 13252221505.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (13252221233) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6626110766 + 6626110767.
It is an arithmetic number, because the mean of its divisors is an integer number (6626110767).
Almost surely, 213252221533 is an apocalyptic number.
It is an amenable number.
13252221533 is a deficient number, since it is larger than the sum of its proper divisors (1).
13252221533 is an equidigital number, since it uses as much as digits as its factorization.
13252221533 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 10800, while the sum is 29.
Adding to 13252221533 its reverse (33512225231), we get a palindrome (46764446764).
The spelling of 13252221533 in words is "thirteen billion, two hundred fifty-two million, two hundred twenty-one thousand, five hundred thirty-three".
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