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12958388888875 = 53103667111111
BaseRepresentation
bin1011110010010001110000…
…1010101010010100101011
31200212210212101212001210121
42330210130022222110223
53144302240023421000
643321000210024111
72505132646112533
oct274443412522453
950783771761717
1012958388888875
114146692781061
12155350a278037
1372cc80bac881
1432b2918b04c3
15177126508b1a
hexbc91c2aa52b

12958388888875 has 8 divisors (see below), whose sum is σ = 16172069333472. Its totient is φ = 10366711111000.

The previous prime is 12958388888867. The next prime is 12958388888881. The reversal of 12958388888875 is 57888888385921.

It is not a de Polignac number, because 12958388888875 - 23 = 12958388888867 is a prime.

It is a super-3 number, since 3×129583888888753 (a number of 40 digits) contains 333 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51833555431 + ... + 51833555680.

It is an arithmetic number, because the mean of its divisors is an integer number (2021508666684).

Almost surely, 212958388888875 is an apocalyptic number.

12958388888875 is a deficient number, since it is larger than the sum of its proper divisors (3213680444597).

12958388888875 is an equidigital number, since it uses as much as digits as its factorization.

12958388888875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103667111126 (or 103667111116 counting only the distinct ones).

The product of its digits is 19818086400, while the sum is 88.

The spelling of 12958388888875 in words is "twelve trillion, nine hundred fifty-eight billion, three hundred eighty-eight million, eight hundred eighty-eight thousand, eight hundred seventy-five".

Divisors: 1 5 25 125 103667111111 518335555555 2591677777775 12958388888875