Base | Representation |
---|---|
bin | 110010000110… |
… | …110010111001 |
3 | 220201022212201 |
4 | 302012302321 |
5 | 11330310113 |
6 | 1145310201 |
7 | 216434362 |
oct | 62066271 |
9 | 26638781 |
10 | 13135033 |
11 | 74615aa |
12 | 4495361 |
13 | 294b812 |
14 | 1a5cb69 |
15 | 1246cdd |
hex | c86cb9 |
13135033 has 4 divisors (see below), whose sum is σ = 13907700. Its totient is φ = 12362368.
The previous prime is 13135027. The next prime is 13135049. The reversal of 13135033 is 33053131.
13135033 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 33053131 = 421 ⋅78511.
It can be written as a sum of positive squares in 2 ways, for example, as 4678569 + 8456464 = 2163^2 + 2908^2 .
It is a cyclic number.
It is not a de Polignac number, because 13135033 - 221 = 11037881 is a prime.
It is a super-2 number, since 2×131350332 = 345058183822178, which contains 22 as substring.
It is a plaindrome in base 15.
It is a self number, because there is not a number n which added to its sum of digits gives 13135033.
It is not an unprimeable number, because it can be changed into a prime (13135433) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 386308 + ... + 386341.
It is an arithmetic number, because the mean of its divisors is an integer number (3476925).
Almost surely, 213135033 is an apocalyptic number.
It is an amenable number.
13135033 is a deficient number, since it is larger than the sum of its proper divisors (772667).
13135033 is an equidigital number, since it uses as much as digits as its factorization.
13135033 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 772666.
The product of its (nonzero) digits is 405, while the sum is 19.
The square root of 13135033 is about 3624.2286075798. The cubic root of 13135033 is about 235.9447886262.
Adding to 13135033 its reverse (33053131), we get a palindrome (46188164).
The spelling of 13135033 in words is "thirteen million, one hundred thirty-five thousand, thirty-three".
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