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542065325 = 5221682613
BaseRepresentation
bin100000010011110…
…100001010101101
31101202222202211112
4200103310022231
52102232042300
6125442201405
716301323244
oct4023641255
91352882745
10542065325
11258a8877a
12131653265
13883c2a19
1451dc595b
15328c6e35
hex204f42ad

542065325 has 6 divisors (see below), whose sum is σ = 672161034. Its totient is φ = 433652240.

The previous prime is 542065319. The next prime is 542065327. The reversal of 542065325 is 523560245.

It can be written as a sum of positive squares in 3 ways, for example, as 5031049 + 537034276 = 2243^2 + 23174^2 .

It is not a de Polignac number, because 542065325 - 26 = 542065261 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 542065291 and 542065300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542065327) 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 5 ways as a sum of consecutive naturals, for example, 10841282 + ... + 10841331.

It is an arithmetic number, because the mean of its divisors is an integer number (112026839).

Almost surely, 2542065325 is an apocalyptic number.

It is an amenable number.

542065325 is a deficient number, since it is larger than the sum of its proper divisors (130095709).

542065325 is a wasteful number, since it uses less digits than its factorization.

542065325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21682623 (or 21682618 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 32.

The square root of 542065325 is about 23282.2963858808. The cubic root of 542065325 is about 815.3621409915.

The spelling of 542065325 in words is "five hundred forty-two million, sixty-five thousand, three hundred twenty-five".

Divisors: 1 5 25 21682613 108413065 542065325