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50306141 = 212923629
BaseRepresentation
bin1011111111100…
…1110001011101
310111122211001102
42333321301131
5100334244031
64554122445
71150411064
oct277716135
9114584042
1050306141
112643a826
1214a20425
13a564862
1469771db
15463a7cb
hex2ff9c5d

50306141 has 4 divisors (see below), whose sum is σ = 50331900. Its totient is φ = 50280384.

The previous prime is 50306119. The next prime is 50306143. The reversal of 50306141 is 14160305.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5080516 + 45225625 = 2254^2 + 6725^2 .

It is a cyclic number.

It is not a de Polignac number, because 50306141 - 218 = 50043997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50306143) 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, 9686 + ... + 13943.

It is an arithmetic number, because the mean of its divisors is an integer number (12582975).

Almost surely, 250306141 is an apocalyptic number.

It is an amenable number.

50306141 is a deficient number, since it is larger than the sum of its proper divisors (25759).

50306141 is a wasteful number, since it uses less digits than its factorization.

50306141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25758.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 50306141 is about 7092.6822147901. The cubic root of 50306141 is about 369.1535092276.

Adding to 50306141 its reverse (14160305), we get a palindrome (64466446).

The spelling of 50306141 in words is "fifty million, three hundred six thousand, one hundred forty-one".

Divisors: 1 2129 23629 50306141