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542033053 = 3929137957
BaseRepresentation
bin100000010011101…
…100010010011101
31101202221010120021
4200103230102131
52102230024203
6125441352141
716301130202
oct4023542235
91352833507
10542033053
11258a66501
12131638651
13883b1123
1451db7ca9
15328bc5bd
hex204ec49d

542033053 has 4 divisors (see below), whose sum is σ = 542174940. Its totient is φ = 541891168.

The previous prime is 542033039. The next prime is 542033057. The reversal of 542033053 is 350330245.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 27060804 + 514972249 = 5202^2 + 22693^2 .

It is a cyclic number.

It is not a de Polignac number, because 542033053 - 29 = 542032541 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542033057) 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, 65050 + ... + 72907.

It is an arithmetic number, because the mean of its divisors is an integer number (135543735).

Almost surely, 2542033053 is an apocalyptic number.

It is an amenable number.

542033053 is a deficient number, since it is larger than the sum of its proper divisors (141887).

542033053 is a wasteful number, since it uses less digits than its factorization.

542033053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141886.

The product of its (nonzero) digits is 5400, while the sum is 25.

The square root of 542033053 is about 23281.6033167821. The cubic root of 542033053 is about 815.3459597381.

Adding to 542033053 its reverse (350330245), we get a palindrome (892363298).

The spelling of 542033053 in words is "five hundred forty-two million, thirty-three thousand, fifty-three".

Divisors: 1 3929 137957 542033053