Search a number
-
+
12808247673598 = 2131050194690817
BaseRepresentation
bin1011101001100010011100…
…0011011000001011111110
31200100110022210200001222121
42322120213003120023332
53134322242401023343
643124005554433154
72461236213620116
oct272304703301376
950313283601877
1012808247673598
114098a469a0873
12152a3a82927ba
1371ba742b8ba0
14323ccb480046
1517328a332aed
hexba6270d82fe

12808247673598 has 16 divisors (see below), whose sum is σ = 20690447667120. Its totient is φ = 5911441376256.

The previous prime is 12808247673569. The next prime is 12808247673623. The reversal of 12808247673598 is 89537674280821.

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 7 ways as a sum of consecutive naturals, for example, 385086 + ... + 5075902.

It is an arithmetic number, because the mean of its divisors is an integer number (1293152979195).

It is a 1-persistent number, because it is pandigital, but 2⋅12808247673598 = 25616495347196 is not.

Almost surely, 212808247673598 is an apocalyptic number.

12808247673598 is a deficient number, since it is larger than the sum of its proper divisors (7882199993522).

12808247673598 is a wasteful number, since it uses less digits than its factorization.

12808247673598 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4795851.

The product of its (nonzero) digits is 325140480, while the sum is 70.

The spelling of 12808247673598 in words is "twelve trillion, eight hundred eight billion, two hundred forty-seven million, six hundred seventy-three thousand, five hundred ninety-eight".

Divisors: 1 2 13 26 105019 210038 1365247 2730494 4690817 9381634 60980621 121961242 492624910523 985249821046 6404123836799 12808247673598