Base | Representation |
---|---|
bin | 1111111000100… |
… | …10100110100101 |
3 | 100021201120020221 |
4 | 13330102212211 |
5 | 233102322344 |
6 | 21115524341 |
7 | 3205365256 |
oct | 774224645 |
9 | 307646227 |
10 | 133245349 |
11 | 69239226 |
12 | 387596b1 |
13 | 217b3a03 |
14 | 139a6b2d |
15 | ba70184 |
hex | 7f129a5 |
133245349 has 2 divisors, whose sum is σ = 133245350. Its totient is φ = 133245348.
The previous prime is 133245341. The next prime is 133245383. The reversal of 133245349 is 943542331.
It is an a-pointer prime, because the next prime (133245383) can be obtained adding 133245349 to its sum of digits (34).
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 125037124 + 8208225 = 11182^2 + 2865^2 .
It is a cyclic number.
It is not a de Polignac number, because 133245349 - 23 = 133245341 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (133245341) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66622674 + 66622675.
It is an arithmetic number, because the mean of its divisors is an integer number (66622675).
Almost surely, 2133245349 is an apocalyptic number.
It is an amenable number.
133245349 is a deficient number, since it is larger than the sum of its proper divisors (1).
133245349 is an equidigital number, since it uses as much as digits as its factorization.
133245349 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 38880, while the sum is 34.
The square root of 133245349 is about 11543.1949216844. The cubic root of 133245349 is about 510.7605581616.
The spelling of 133245349 in words is "one hundred thirty-three million, two hundred forty-five thousand, three hundred forty-nine".
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