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542355 = 351119173
BaseRepresentation
bin10000100011010010011
31000112222020
42010122103
5114323410
615342523
74416132
oct2043223
91015866
10542355
11340530
12221a43
1315cb28
14101919
15aaa70
hex84693

542355 has 32 divisors (see below), whose sum is σ = 1002240. Its totient is φ = 247680.

The previous prime is 542323. The next prime is 542371. The reversal of 542355 is 553245.

It is not a de Polignac number, because 542355 - 25 = 542323 is a prime.

It is an Ulam number.

It is a nialpdrome in base 15.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3049 + ... + 3221.

It is an arithmetic number, because the mean of its divisors is an integer number (31320).

2542355 is an apocalyptic number.

542355 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

542355 is a deficient number, since it is larger than the sum of its proper divisors (459885).

542355 is a wasteful number, since it uses less digits than its factorization.

542355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211.

The product of its digits is 3000, while the sum is 24.

The square root of 542355 is about 736.4475541408. The cubic root of 542355 is about 81.5507355942.

The spelling of 542355 in words is "five hundred forty-two thousand, three hundred fifty-five".

Divisors: 1 3 5 11 15 19 33 55 57 95 165 173 209 285 519 627 865 1045 1903 2595 3135 3287 5709 9515 9861 16435 28545 36157 49305 108471 180785 542355