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54028547 = 3710314177
BaseRepresentation
bin1100111000011…
…0100100000011
310202122221020022
43032012210003
5102312403142
65210004055
71224143426
oct316064403
9122587208
1054028547
11285524a1
121611662b
13b268c71
1472659bd
154b236d2
hex3386903

54028547 has 8 divisors (see below), whose sum is σ = 56031456. Its totient is φ = 52054272.

The previous prime is 54028543. The next prime is 54028589. The reversal of 54028547 is 74582045.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 54028547 - 22 = 54028543 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54028543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3278 + ... + 10899.

It is an arithmetic number, because the mean of its divisors is an integer number (7003932).

Almost surely, 254028547 is an apocalyptic number.

54028547 is a deficient number, since it is larger than the sum of its proper divisors (2002909).

54028547 is a wasteful number, since it uses less digits than its factorization.

54028547 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14317.

The product of its (nonzero) digits is 44800, while the sum is 35.

The square root of 54028547 is about 7350.4113490335. The cubic root of 54028547 is about 378.0429087279.

The spelling of 54028547 in words is "fifty-four million, twenty-eight thousand, five hundred forty-seven".

Divisors: 1 37 103 3811 14177 524549 1460231 54028547