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12750070175 = 521926842253
BaseRepresentation
bin10111101111111011…
…01010000110011111
31012220120111200012022
423313331222012133
5202103004221200
65505102130355
7630646544153
oct136775520637
935816450168
1012750070175
11545309a487
122579b809bb
13128268522b
1488d4ab063
154e9533885
hex2f7f6a19f

12750070175 has 12 divisors (see below), whose sum is σ = 16642197480. Its totient is φ = 9663210720.

The previous prime is 12750070121. The next prime is 12750070199. The reversal of 12750070175 is 57107005721.

It is a happy number.

It is not a de Polignac number, because 12750070175 - 222 = 12745875871 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 (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13420652 + ... + 13421601.

It is an arithmetic number, because the mean of its divisors is an integer number (1386849790).

Almost surely, 212750070175 is an apocalyptic number.

12750070175 is a deficient number, since it is larger than the sum of its proper divisors (3892127305).

12750070175 is a wasteful number, since it uses less digits than its factorization.

12750070175 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26842282 (or 26842277 counting only the distinct ones).

The product of its (nonzero) digits is 17150, while the sum is 35.

Adding to 12750070175 its reverse (57107005721), we get a palindrome (69857075896).

The spelling of 12750070175 in words is "twelve billion, seven hundred fifty million, seventy thousand, one hundred seventy-five".

Divisors: 1 5 19 25 95 475 26842253 134211265 510002807 671056325 2550014035 12750070175