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54028116 = 22321500781
BaseRepresentation
bin1100111000011…
…0011101010100
310202122220122100
43032012131110
5102312344431
65210002100
71224142242
oct316063524
9122586570
1054028116
112855213a
1216116330
13b2689cc
147265792
154b234e6
hex3386754

54028116 has 18 divisors (see below), whose sum is σ = 136571162. Its totient is φ = 18009360.

The previous prime is 54028109. The next prime is 54028123. The reversal of 54028116 is 61182045.

54028116 is a `hidden beast` number, since 540 + 2 + 8 + 116 = 666.

54028116 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (54028109) and next prime (54028123).

It can be written as a sum of positive squares in only one way, i.e., 50979600 + 3048516 = 7140^2 + 1746^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 54028116.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 750355 + ... + 750426.

Almost surely, 254028116 is an apocalyptic number.

It is an amenable number.

54028116 is an abundant number, since it is smaller than the sum of its proper divisors (82543046).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

54028116 is a wasteful number, since it uses less digits than its factorization.

54028116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1500791 (or 1500786 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

The square root of 54028116 is about 7350.3820308879. The cubic root of 54028116 is about 378.0419034759.

The spelling of 54028116 in words is "fifty-four million, twenty-eight thousand, one hundred sixteen".

Divisors: 1 2 3 4 6 9 12 18 36 1500781 3001562 4502343 6003124 9004686 13507029 18009372 27014058 54028116