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542882 = 25212
BaseRepresentation
bin10000100100010100010
31000120200202
42010202202
5114333012
615345202
74420514
oct2044242
91016622
10542882
1134096a
12222202
13160142
14101bb4
15aacc2
hex848a2

542882 has 6 divisors (see below), whose sum is σ = 815889. Its totient is φ = 270920.

The previous prime is 542873. The next prime is 542891. The reversal of 542882 is 288245.

It can be divided in two parts, 5428 and 82, that multiplied together give a triangular number (445096 = T943).

It is an interprime number because it is at equal distance from previous prime (542873) and next prime (542891).

It can be written as a sum of positive squares in 2 ways, for example, as 516961 + 25921 = 719^2 + 161^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=521.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 782 + ... + 1302.

2542882 is an apocalyptic number.

542882 is a deficient number, since it is larger than the sum of its proper divisors (273007).

542882 is an frugal number, since it uses more digits than its factorization.

542882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1044 (or 523 counting only the distinct ones).

The product of its digits is 5120, while the sum is 29.

The square root of 542882 is about 736.8052659964. The cubic root of 542882 is about 81.5771410083.

The spelling of 542882 in words is "five hundred forty-two thousand, eight hundred eighty-two".

Divisors: 1 2 521 1042 271441 542882