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50137 = 181277
BaseRepresentation
bin1100001111011001
32112202221
430033121
53101022
61024041
7266113
oct141731
975687
1050137
113473a
1225021
1319a89
14143b3
15ecc7
hexc3d9

50137 has 4 divisors (see below), whose sum is σ = 50596. Its totient is φ = 49680.

The previous prime is 50131. The next prime is 50147. The reversal of 50137 is 73105.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 73105 = 514621.

It can be written as a sum of positive squares in 2 ways, for example, as 3481 + 46656 = 59^2 + 216^2 .

It is a cyclic number.

It is not a de Polignac number, because 50137 - 23 = 50129 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 15.

It is a self number, because there is not a number n which added to its sum of digits gives 50137.

It is not an unprimeable number, because it can be changed into a prime (50131) 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, 43 + ... + 319.

It is an arithmetic number, because the mean of its divisors is an integer number (12649).

250137 is an apocalyptic number.

It is an amenable number.

50137 is a deficient number, since it is larger than the sum of its proper divisors (459).

50137 is a wasteful number, since it uses less digits than its factorization.

50137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 458.

The product of its (nonzero) digits is 105, while the sum is 16.

The square root of 50137 is about 223.9129295061. The cubic root of 50137 is about 36.8739317894.

The spelling of 50137 in words is "fifty thousand, one hundred thirty-seven".

Divisors: 1 181 277 50137