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12502054325 = 523134746489
BaseRepresentation
bin10111010010010111…
…00011010110110101
31012021021211011102002
423221023203112311
5201101011214300
65424322225045
7621545464655
oct135113432665
935237734362
1012502054325
1153360a1502
12250aab5185
1312431889a7
1486858a365
154d28925d5
hex2e92e35b5

12502054325 has 24 divisors (see below), whose sum is σ = 16049091840. Its totient is φ = 9650908800.

The previous prime is 12502054319. The next prime is 12502054333. The reversal of 12502054325 is 52345020521.

It is not a de Polignac number, because 12502054325 - 26 = 12502054261 is a prime.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 245681 + ... + 292169.

It is an arithmetic number, because the mean of its divisors is an integer number (668712160).

Almost surely, 212502054325 is an apocalyptic number.

It is an amenable number.

12502054325 is a deficient number, since it is larger than the sum of its proper divisors (3547037515).

12502054325 is a wasteful number, since it uses less digits than its factorization.

12502054325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46877 (or 46872 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 29.

Adding to 12502054325 its reverse (52345020521), we get a palindrome (64847074846).

The spelling of 12502054325 in words is "twelve billion, five hundred two million, fifty-four thousand, three hundred twenty-five".

Divisors: 1 5 25 31 155 347 775 1735 8675 10757 46489 53785 232445 268925 1162225 1441159 7205795 16131683 36028975 80658415 403292075 500082173 2500410865 12502054325