Base | Representation |
---|---|
bin | 11000110011010011… |
… | …00101110101001010 |
3 | 1021100221222000210021 |
4 | 30121221211311022 |
5 | 204232200011041 |
6 | 10041131411054 |
7 | 650651426353 |
oct | 143151456512 |
9 | 37327860707 |
10 | 13315235146 |
11 | 5713115274 |
12 | 26b72b3a8a |
13 | 13427a5185 |
14 | 904586d2a |
15 | 52de6ecd1 |
hex | 319a65d4a |
13315235146 has 8 divisors (see below), whose sum is σ = 19984097700. Its totient is φ = 6653869248.
The previous prime is 13315235137. The next prime is 13315235147. The reversal of 13315235146 is 64153251331.
13315235146 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 13107731121 + 207504025 = 114489^2 + 14405^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-3 number, since 3×133152351463 (a number of 31 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (13315235147) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1869721 + ... + 1876828.
Almost surely, 213315235146 is an apocalyptic number.
13315235146 is a deficient number, since it is larger than the sum of its proper divisors (6668862554).
13315235146 is a wasteful number, since it uses less digits than its factorization.
13315235146 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3748328.
The product of its digits is 32400, while the sum is 34.
Adding to 13315235146 its reverse (64153251331), we get a palindrome (77468486477).
The spelling of 13315235146 in words is "thirteen billion, three hundred fifteen million, two hundred thirty-five thousand, one hundred forty-six".
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