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54057764 = 2213514441
BaseRepresentation
bin1100111000110…
…1101100100100
310202201102022102
43032031230210
5102314322024
65210351232
71224324545
oct316155444
9122642272
1054057764
1128572442
121612b518
13b279357
1472724cc
154b2c1ae
hex338db24

54057764 has 6 divisors (see below), whose sum is σ = 94601094. Its totient is φ = 27028880.

The previous prime is 54057763. The next prime is 54057781. The reversal of 54057764 is 46775045.

54057764 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 only one way, i.e., 51955264 + 2102500 = 7208^2 + 1450^2 .

It is not an unprimeable number, because it can be changed into a prime (54057761) 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 as a sum of consecutive naturals, namely, 6757217 + ... + 6757224.

It is an arithmetic number, because the mean of its divisors is an integer number (15766849).

Almost surely, 254057764 is an apocalyptic number.

It is an amenable number.

54057764 is a deficient number, since it is larger than the sum of its proper divisors (40543330).

54057764 is a wasteful number, since it uses less digits than its factorization.

54057764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13514445 (or 13514443 counting only the distinct ones).

The product of its (nonzero) digits is 117600, while the sum is 38.

The square root of 54057764 is about 7352.3985202109. The cubic root of 54057764 is about 378.1110411622. Note that the first 3 decimals are identical.

The spelling of 54057764 in words is "fifty-four million, fifty-seven thousand, seven hundred sixty-four".

Divisors: 1 2 4 13514441 27028882 54057764