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248134 = 2124067
BaseRepresentation
bin111100100101000110
3110121101011
4330211012
530420014
65152434
72052265
oct744506
9417334
10248134
1115a477
12bb71a
1388c33
14665dc
154d7c4
hex3c946

248134 has 4 divisors (see below), whose sum is σ = 372204. Its totient is φ = 124066.

The previous prime is 248119. The next prime is 248137. The reversal of 248134 is 431842.

248134 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 431842 = 2215921.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (248137) by changing a digit.

248134 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62032 + ... + 62035.

It is an arithmetic number, because the mean of its divisors is an integer number (93051).

2248134 is an apocalyptic number.

248134 is a deficient number, since it is larger than the sum of its proper divisors (124070).

248134 is a wasteful number, since it uses less digits than its factorization.

248134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124069.

The product of its digits is 768, while the sum is 22.

The square root of 248134 is about 498.1305049884. The cubic root of 248134 is about 62.8389267364.

Adding to 248134 its reverse (431842), we get a palindrome (679976).

The spelling of 248134 in words is "two hundred forty-eight thousand, one hundred thirty-four".

Divisors: 1 2 124067 248134