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54535105250525 = 522181404210021
BaseRepresentation
bin11000110011001011100011…
…00100111000010011011101
321011002111122020210011211102
430121211301210320103131
524122000343421004100
6311553025334002445
714326013514131024
oct1431456144702335
9234074566704742
1054535105250525
1116416232206499
1261493284a6425
13245783b621763
14d677282338bb
156488b366dcd5
hex3199719384dd

54535105250525 has 6 divisors (see below), whose sum is σ = 67623530510682. Its totient is φ = 43628084200400.

The previous prime is 54535105250489. The next prime is 54535105250537. The reversal of 54535105250525 is 52505250153545.

54535105250525 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 132178054969 + 54402927195556 = 363563^2 + 7375834^2 .

It is not a de Polignac number, because 54535105250525 - 230 = 54534031508701 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 54535105250525.

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 5 ways as a sum of consecutive naturals, for example, 1090702104986 + ... + 1090702105035.

It is an arithmetic number, because the mean of its divisors is an integer number (11270588418447).

Almost surely, 254535105250525 is an apocalyptic number.

It is an amenable number.

54535105250525 is a deficient number, since it is larger than the sum of its proper divisors (13088425260157).

54535105250525 is a wasteful number, since it uses less digits than its factorization.

54535105250525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2181404210031 (or 2181404210026 counting only the distinct ones).

The product of its (nonzero) digits is 3750000, while the sum is 47.

The spelling of 54535105250525 in words is "fifty-four trillion, five hundred thirty-five billion, one hundred five million, two hundred fifty thousand, five hundred twenty-five".

Divisors: 1 5 25 2181404210021 10907021050105 54535105250525