Base | Representation |
---|---|
bin | 110010101100… |
… | …110000100111 |
3 | 221000020012001 |
4 | 302230300213 |
5 | 11400244120 |
6 | 1152510131 |
7 | 220652626 |
oct | 62546047 |
9 | 27006161 |
10 | 13290535 |
11 | 7558415 |
12 | 454b347 |
13 | 29a452b |
14 | 1a9d6bd |
15 | 1277e0a |
hex | cacc27 |
13290535 has 4 divisors (see below), whose sum is σ = 15948648. Its totient is φ = 10632424.
The previous prime is 13290533. The next prime is 13290547. The reversal of 13290535 is 53509231.
13290535 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.
It is a cyclic number.
It is not a de Polignac number, because 13290535 - 21 = 13290533 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13290533) 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, 1329049 + ... + 1329058.
It is an arithmetic number, because the mean of its divisors is an integer number (3987162).
Almost surely, 213290535 is an apocalyptic number.
13290535 is a deficient number, since it is larger than the sum of its proper divisors (2658113).
13290535 is an equidigital number, since it uses as much as digits as its factorization.
13290535 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2658112.
The product of its (nonzero) digits is 4050, while the sum is 28.
The square root of 13290535 is about 3645.6186032003. The cubic root of 13290535 is about 236.8722331741.
Adding to 13290535 its reverse (53509231), we get a palindrome (66799766).
The spelling of 13290535 in words is "thirteen million, two hundred ninety thousand, five hundred thirty-five".
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