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54202017 = 318067339
BaseRepresentation
bin1100111011000…
…0111010100001
310202222202012010
43032300322201
5102333431032
65213423133
71225465242
oct316607241
9122882163
1054202017
1128660861
121619aaa9
13b2c9bcc
1472accc9
154b59ccc
hex33b0ea1

54202017 has 4 divisors (see below), whose sum is σ = 72269360. Its totient is φ = 36134676.

The previous prime is 54202009. The next prime is 54202019. The reversal of 54202017 is 71020245.

54202017 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 54202017 - 23 = 54202009 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 54201984 and 54202002.

It is not an unprimeable number, because it can be changed into a prime (54202019) 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 3 ways as a sum of consecutive naturals, for example, 9033667 + ... + 9033672.

It is an arithmetic number, because the mean of its divisors is an integer number (18067340).

Almost surely, 254202017 is an apocalyptic number.

It is an amenable number.

54202017 is a deficient number, since it is larger than the sum of its proper divisors (18067343).

54202017 is a wasteful number, since it uses less digits than its factorization.

54202017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18067342.

The product of its (nonzero) digits is 560, while the sum is 21.

The square root of 54202017 is about 7362.2019124716. The cubic root of 54202017 is about 378.4470718773.

The spelling of 54202017 in words is "fifty-four million, two hundred two thousand, seventeen".

Divisors: 1 3 18067339 54202017