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542354041 = 4091326049
BaseRepresentation
bin100000010100111…
…010101001111001
31101210112102212201
4200110322221321
52102320312131
6125452310201
716303635055
oct4024725171
91353472781
10542354041
11259165689
12131772361
1388494268
145205cc65
1532932761
hex2053aa79

542354041 has 4 divisors (see below), whose sum is σ = 543680500. Its totient is φ = 541027584.

The previous prime is 542353997. The next prime is 542354047. The reversal of 542354041 is 140453245.

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 503553600 + 38800441 = 22440^2 + 6229^2 .

It is a cyclic number.

It is not a de Polignac number, because 542354041 - 27 = 542353913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (542354047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 662616 + ... + 663433.

It is an arithmetic number, because the mean of its divisors is an integer number (135920125).

Almost surely, 2542354041 is an apocalyptic number.

It is an amenable number.

542354041 is a deficient number, since it is larger than the sum of its proper divisors (1326459).

542354041 is a wasteful number, since it uses less digits than its factorization.

542354041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1326458.

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 542354041 is about 23288.4958938958. The cubic root of 542354041 is about 815.5068752778.

The spelling of 542354041 in words is "five hundred forty-two million, three hundred fifty-four thousand, forty-one".

Divisors: 1 409 1326049 542354041