Base | Representation |
---|---|
bin | 11000101011110001… |
… | …11010010101010110 |
3 | 1021012120020120211201 |
4 | 30111320322111112 |
5 | 204120022024142 |
6 | 10030555223114 |
7 | 646254231511 |
oct | 142570722526 |
9 | 37176216751 |
10 | 13252142422 |
11 | 5690541822 |
12 | 269a147a9a |
13 | 13326b45bc |
14 | 8da041d78 |
15 | 52865aab7 |
hex | 315e3a556 |
13252142422 has 4 divisors (see below), whose sum is σ = 19878213636. Its totient is φ = 6626071210.
The previous prime is 13252142417. The next prime is 13252142429. The reversal of 13252142422 is 22424125231.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22424125231 = 7591 ⋅2954041.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13252142429) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3313035604 + ... + 3313035607.
It is an arithmetic number, because the mean of its divisors is an integer number (4969553409).
Almost surely, 213252142422 is an apocalyptic number.
13252142422 is a deficient number, since it is larger than the sum of its proper divisors (6626071214).
13252142422 is an equidigital number, since it uses as much as digits as its factorization.
13252142422 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6626071213.
The product of its digits is 7680, while the sum is 28.
Adding to 13252142422 its reverse (22424125231), we get a palindrome (35676267653).
The spelling of 13252142422 in words is "thirteen billion, two hundred fifty-two million, one hundred forty-two thousand, four hundred twenty-two".
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