Base | Representation |
---|---|
bin | 110010000100… |
… | …100111110111 |
3 | 220200212200011 |
4 | 302010213313 |
5 | 11330014020 |
6 | 1145201051 |
7 | 216366421 |
oct | 62044767 |
9 | 26625604 |
10 | 13126135 |
11 | 7455950 |
12 | 4490187 |
13 | 2947759 |
14 | 1a59811 |
15 | 124435a |
hex | c849f7 |
13126135 has 8 divisors (see below), whose sum is σ = 17183376. Its totient is φ = 9546240.
The previous prime is 13126121. The next prime is 13126147. The reversal of 13126135 is 53162131.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 13126135 - 27 = 13126007 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
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 in 7 ways as a sum of consecutive naturals, for example, 119274 + ... + 119383.
It is an arithmetic number, because the mean of its divisors is an integer number (2147922).
Almost surely, 213126135 is an apocalyptic number.
13126135 is a deficient number, since it is larger than the sum of its proper divisors (4057241).
13126135 is a wasteful number, since it uses less digits than its factorization.
13126135 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 238673.
The product of its digits is 540, while the sum is 22.
The square root of 13126135 is about 3623.0008280430. Note that the first 3 decimals coincide. The cubic root of 13126135 is about 235.8914982899.
Adding to 13126135 its reverse (53162131), we get a palindrome (66288266).
It can be divided in two parts, 1312 and 6135, that added together give a palindrome (7447).
The spelling of 13126135 in words is "thirteen million, one hundred twenty-six thousand, one hundred thirty-five".
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