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13325541 = 38115477
BaseRepresentation
bin110010110101…
…010011100101
3221002000012120
4302311103211
511402404131
61153340153
7221156655
oct62652345
927060176
1013325541
117581749
124567659
1329b7448
141aac365
151283496
hexcb54e5

13325541 has 8 divisors (see below), whose sum is σ = 17792544. Its totient is φ = 8871120.

The previous prime is 13325539. The next prime is 13325549. The reversal of 13325541 is 14552331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13325541 - 21 = 13325539 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13325549) 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 7 ways as a sum of consecutive naturals, for example, 306 + ... + 5171.

It is an arithmetic number, because the mean of its divisors is an integer number (2224068).

Almost surely, 213325541 is an apocalyptic number.

It is an amenable number.

13325541 is a deficient number, since it is larger than the sum of its proper divisors (4467003).

13325541 is an equidigital number, since it uses as much as digits as its factorization.

13325541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6291.

The product of its digits is 1800, while the sum is 24.

The square root of 13325541 is about 3650.4165515733. The cubic root of 13325541 is about 237.0800171336.

Adding to 13325541 its reverse (14552331), we get a palindrome (27877872).

The spelling of 13325541 in words is "thirteen million, three hundred twenty-five thousand, five hundred forty-one".

Divisors: 1 3 811 2433 5477 16431 4441847 13325541