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12104541 = 321344949
BaseRepresentation
bin101110001011…
…001101011101
3211202222022100
4232023031131
511044321131
61111235313
7204613131
oct56131535
924688270
1012104541
116918359
124078b39
13267a767
1418713c1
1510e17e6
hexb8b35d

12104541 has 6 divisors (see below), whose sum is σ = 17484350. Its totient is φ = 8069688.

The previous prime is 12104503. The next prime is 12104549. The reversal of 12104541 is 14540121.

12104541 is a `hidden beast` number, since 1 + 210 + 454 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 10791225 + 1313316 = 3285^2 + 1146^2 .

It is not a de Polignac number, because 12104541 - 210 = 12103517 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12104549) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 672466 + ... + 672483.

Almost surely, 212104541 is an apocalyptic number.

It is an amenable number.

12104541 is a deficient number, since it is larger than the sum of its proper divisors (5379809).

12104541 is a wasteful number, since it uses less digits than its factorization.

12104541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1344955 (or 1344952 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 12104541 is about 3479.1580878138. The cubic root of 12104541 is about 229.6057581405.

Adding to 12104541 its reverse (14540121), we get a palindrome (26644662).

The spelling of 12104541 in words is "twelve million, one hundred four thousand, five hundred forty-one".

Divisors: 1 3 9 1344949 4034847 12104541