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137637513875 = 539901111211
BaseRepresentation
bin1000000000101111010…
…1011100101010010011
3111011021012021011001002
42000023311130222103
54223340200421000
6143121345332215
712641533364441
oct2001365345223
9434235234032
10137637513875
115340a874374
122281263706b
13cc962ac404
146939975b91
1538a860a8d5
hex200bd5ca93

137637513875 has 16 divisors (see below), whose sum is σ = 171790510944. Its totient is φ = 110097900000.

The previous prime is 137637513847. The next prime is 137637513883. The reversal of 137637513875 is 578315736731.

It is a happy number.

It is not a de Polignac number, because 137637513875 - 210 = 137637512851 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 137637513875.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1182020 + ... + 1293230.

It is an arithmetic number, because the mean of its divisors is an integer number (10736906934).

Almost surely, 2137637513875 is an apocalyptic number.

137637513875 is a deficient number, since it is larger than the sum of its proper divisors (34152997069).

137637513875 is an equidigital number, since it uses as much as digits as its factorization.

137637513875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121127 (or 121117 counting only the distinct ones).

The product of its digits is 11113200, while the sum is 56.

The spelling of 137637513875 in words is "one hundred thirty-seven billion, six hundred thirty-seven million, five hundred thirteen thousand, eight hundred seventy-five".

Divisors: 1 5 25 125 9901 49505 111211 247525 556055 1237625 2780275 13901375 1101100111 5505500555 27527502775 137637513875