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50542545 = 354182183
BaseRepresentation
bin1100000011001…
…1011111010001
310112002211100010
43000303133101
5100414330140
65003145133
71152414234
oct300633721
9115084303
1050542545
11265913a9
1214b151a9
13a618341
1469d941b
154685880
hex30337d1

50542545 has 16 divisors (see below), whose sum is σ = 82841472. Its totient is φ = 26298240.

The previous prime is 50542511. The next prime is 50542559. The reversal of 50542545 is 54524505.

50542545 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 50542545 - 215 = 50509777 is a prime.

It is a Curzon number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 40477 + ... + 41706.

It is an arithmetic number, because the mean of its divisors is an integer number (5177592).

Almost surely, 250542545 is an apocalyptic number.

It is an amenable number.

50542545 is a deficient number, since it is larger than the sum of its proper divisors (32298927).

50542545 is a wasteful number, since it uses less digits than its factorization.

50542545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82232.

The product of its (nonzero) digits is 20000, while the sum is 30.

The square root of 50542545 is about 7109.3280273173. The cubic root of 50542545 is about 369.7308610075.

The spelling of 50542545 in words is "fifty million, five hundred forty-two thousand, five hundred forty-five".

Divisors: 1 3 5 15 41 123 205 615 82183 246549 410915 1232745 3369503 10108509 16847515 50542545