Base | Representation |
---|---|
bin | 110011100101… |
… | …100100000001 |
3 | 221110001100022 |
4 | 303211210001 |
5 | 11430220301 |
6 | 1201503225 |
7 | 222642146 |
oct | 63454401 |
9 | 27401308 |
10 | 13523201 |
11 | 76a71aa |
12 | 4641b15 |
13 | 2a563c3 |
14 | 1b203cd |
15 | 12c1d1b |
hex | ce5901 |
13523201 has 4 divisors (see below), whose sum is σ = 13587504. Its totient is φ = 13458900.
The previous prime is 13523189. The next prime is 13523203. The reversal of 13523201 is 10232531.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 10232531 = 1103 ⋅9277.
It is a cyclic number.
It is not a de Polignac number, because 13523201 - 210 = 13522177 is a prime.
It is a Duffinian number.
It is a zygodrome in base 3.
It is a self number, because there is not a number n which added to its sum of digits gives 13523201.
It is not an unprimeable number, because it can be changed into a prime (13523203) 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, 31835 + ... + 32256.
It is an arithmetic number, because the mean of its divisors is an integer number (3396876).
Almost surely, 213523201 is an apocalyptic number.
It is an amenable number.
13523201 is a deficient number, since it is larger than the sum of its proper divisors (64303).
13523201 is an equidigital number, since it uses as much as digits as its factorization.
13523201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 64302.
The product of its (nonzero) digits is 180, while the sum is 17.
The square root of 13523201 is about 3677.3905150256. The cubic root of 13523201 is about 238.2464845128.
Adding to 13523201 its reverse (10232531), we get a palindrome (23755732).
The spelling of 13523201 in words is "thirteen million, five hundred twenty-three thousand, two hundred one".
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