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12104404541 = 59712889569
BaseRepresentation
bin10110100010111101…
…01000111000111101
31011020120120110110022
423101132220320331
5144242211421131
65321035221525
7605646512105
oct132136507075
934216513408
1012104404541
115151691319
1224198a78a5
1311ab98b068
1482b838205
154ac9e537b
hex2d17a8e3d

12104404541 has 8 divisors (see below), whose sum is σ = 12482942400. Its totient is φ = 11731646080.

The previous prime is 12104404531. The next prime is 12104404561. The reversal of 12104404541 is 14540440121.

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

It is a cyclic number.

It is not a de Polignac number, because 12104404541 - 222 = 12100210237 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 12104404541.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12104404531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1440596 + ... + 1448973.

It is an arithmetic number, because the mean of its divisors is an integer number (1560367800).

Almost surely, 212104404541 is an apocalyptic number.

It is an amenable number.

12104404541 is a deficient number, since it is larger than the sum of its proper divisors (378537859).

12104404541 is an equidigital number, since it uses as much as digits as its factorization.

12104404541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2889699.

The product of its (nonzero) digits is 2560, while the sum is 26.

Adding to 12104404541 its reverse (14540440121), we get a palindrome (26644844662).

The spelling of 12104404541 in words is "twelve billion, one hundred four million, four hundred four thousand, five hundred forty-one".

Divisors: 1 59 71 4189 2889569 170484571 205159399 12104404541