Base | Representation |
---|---|
bin | 110010111011… |
… | …110010010001 |
3 | 221010100121112 |
4 | 302323302101 |
5 | 11404231311 |
6 | 1154103105 |
7 | 221330231 |
oct | 62736221 |
9 | 27110545 |
10 | 13352081 |
11 | 759a686 |
12 | 457aa95 |
13 | 29c6552 |
14 | 1ab7cc1 |
15 | 128b28b |
hex | cbbc91 |
13352081 has 2 divisors, whose sum is σ = 13352082. Its totient is φ = 13352080.
The previous prime is 13352077. The next prime is 13352111. The reversal of 13352081 is 18025331.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 10995856 + 2356225 = 3316^2 + 1535^2 .
It is a cyclic number.
It is not a de Polignac number, because 13352081 - 22 = 13352077 is a prime.
It is a super-2 number, since 2×133520812 = 356556134061122, which contains 22 as substring.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (13352051) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6676040 + 6676041.
It is an arithmetic number, because the mean of its divisors is an integer number (6676041).
Almost surely, 213352081 is an apocalyptic number.
It is an amenable number.
13352081 is a deficient number, since it is larger than the sum of its proper divisors (1).
13352081 is an equidigital number, since it uses as much as digits as its factorization.
13352081 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 720, while the sum is 23.
The square root of 13352081 is about 3654.0499449241. The cubic root of 13352081 is about 237.2373073334.
The spelling of 13352081 in words is "thirteen million, three hundred fifty-two thousand, eighty-one".
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