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542363 = 2323581
BaseRepresentation
bin10000100011010011011
31000112222112
42010122123
5114323423
615342535
74416143
oct2043233
91015875
10542363
11340538
12221a4b
1315cb33
14101923
15aaa78
hex8469b

542363 has 4 divisors (see below), whose sum is σ = 565968. Its totient is φ = 518760.

The previous prime is 542323. The next prime is 542371. The reversal of 542363 is 363245.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 363245 = 572649.

It is a cyclic number.

It is not a de Polignac number, because 542363 - 26 = 542299 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23), and also a Moran number because the ratio is a prime number: 23581 = 542363 / (5 + 4 + 2 + 3 + 6 + 3).

It is a d-powerful number, because it can be written as 53 + 47 + 33 + 219 + 64 + 35 .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542323) 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, 11768 + ... + 11813.

It is an arithmetic number, because the mean of its divisors is an integer number (141492).

2542363 is an apocalyptic number.

542363 is a deficient number, since it is larger than the sum of its proper divisors (23605).

542363 is a wasteful number, since it uses less digits than its factorization.

542363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23604.

The product of its digits is 2160, while the sum is 23.

The square root of 542363 is about 736.4529856006. The cubic root of 542363 is about 81.5511365632.

The spelling of 542363 in words is "five hundred forty-two thousand, three hundred sixty-three".

Divisors: 1 23 23581 542363