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50351201 = 87757413
BaseRepresentation
bin1100000000010…
…0110001100001
310111202002212022
43000010301201
5100342214301
64555111225
71150656335
oct300046141
9114662768
1050351201
112647066a
1214a42515
13a57c214
1469897c5
154648d1b
hex3004c61

50351201 has 4 divisors (see below), whose sum is σ = 50409492. Its totient is φ = 50292912.

The previous prime is 50351177. The next prime is 50351261. The reversal of 50351201 is 10215305.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10215305 = 52043061.

It can be written as a sum of positive squares in 2 ways, for example, as 22515025 + 27836176 = 4745^2 + 5276^2 .

It is a cyclic number.

It is not a de Polignac number, because 50351201 - 26 = 50351137 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 50351201.

It is not an unprimeable number, because it can be changed into a prime (50351261) 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, 27830 + ... + 29583.

It is an arithmetic number, because the mean of its divisors is an integer number (12602373).

Almost surely, 250351201 is an apocalyptic number.

It is an amenable number.

50351201 is a deficient number, since it is larger than the sum of its proper divisors (58291).

50351201 is an equidigital number, since it uses as much as digits as its factorization.

50351201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58290.

The product of its (nonzero) digits is 150, while the sum is 17.

The square root of 50351201 is about 7095.8580171816. The cubic root of 50351201 is about 369.2636951997.

Adding to 50351201 its reverse (10215305), we get a palindrome (60566506).

The spelling of 50351201 in words is "fifty million, three hundred fifty-one thousand, two hundred one".

Divisors: 1 877 57413 50351201