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54184085 = 5431511669
BaseRepresentation
bin1100111010110…
…0100010010101
310202221211120222
43032230202111
5102332342320
65213204125
71225362044
oct316544225
9122854528
1054184085
112864933a
1216190645
13b2c19b7
1472a655b
154b54825
hex33ac895

54184085 has 16 divisors (see below), whose sum is σ = 67013760. Its totient is φ = 42033600.

The previous prime is 54184079. The next prime is 54184087. The reversal of 54184085 is 58048145.

54184085 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 54184085 - 24 = 54184069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54184087) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 31631 + ... + 33299.

It is an arithmetic number, because the mean of its divisors is an integer number (4188360).

Almost surely, 254184085 is an apocalyptic number.

It is an amenable number.

54184085 is a deficient number, since it is larger than the sum of its proper divisors (12829675).

54184085 is a wasteful number, since it uses less digits than its factorization.

54184085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1868.

The product of its (nonzero) digits is 25600, while the sum is 35.

The square root of 54184085 is about 7360.9839695519. The cubic root of 54184085 is about 378.4053325855.

The spelling of 54184085 in words is "fifty-four million, one hundred eighty-four thousand, eighty-five".

Divisors: 1 5 43 151 215 755 1669 6493 8345 32465 71767 252019 358835 1260095 10836817 54184085