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13528341 = 321503149
BaseRepresentation
bin110011100110…
…110100010101
3221110022101200
4303212310111
511430401331
61201543113
7222663141
oct63466425
927408350
1013528341
117700052
124644a99
132a58848
141b22221
1512c35e6
hexce6d15

13528341 has 6 divisors (see below), whose sum is σ = 19540950. Its totient is φ = 9018888.

The previous prime is 13528321. The next prime is 13528349. The reversal of 13528341 is 14382531.

It is a happy number.

13528341 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 12215025 + 1313316 = 3495^2 + 1146^2 .

It is not a de Polignac number, because 13528341 - 25 = 13528309 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13528349) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 751566 + ... + 751583.

It is an arithmetic number, because the mean of its divisors is an integer number (3256825).

Almost surely, 213528341 is an apocalyptic number.

It is an amenable number.

13528341 is a deficient number, since it is larger than the sum of its proper divisors (6012609).

13528341 is a wasteful number, since it uses less digits than its factorization.

13528341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1503155 (or 1503152 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 13528341 is about 3678.0893137606. The cubic root of 13528341 is about 238.2766655282.

The spelling of 13528341 in words is "thirteen million, five hundred twenty-eight thousand, three hundred forty-one".

Divisors: 1 3 9 1503149 4509447 13528341