Search a number
-
+
50830 = 25131723
BaseRepresentation
bin1100011010001110
32120201121
430122032
53111310
61031154
7301123
oct143216
976647
1050830
113520a
12254ba
131a1a0
141474a
15100da
hexc68e

50830 has 32 divisors (see below), whose sum is σ = 108864. Its totient is φ = 16896.

The previous prime is 50821. The next prime is 50833. The reversal of 50830 is 3805.

50830 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50833) by changing a digit.

50830 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 in 15 ways as a sum of consecutive naturals, for example, 2199 + ... + 2221.

It is an arithmetic number, because the mean of its divisors is an integer number (3402).

250830 is an apocalyptic number.

50830 is an abundant number, since it is smaller than the sum of its proper divisors (58034).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54432).

50830 is a wasteful number, since it uses less digits than its factorization.

50830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60.

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 50830 is about 225.4550953072. The cubic root of 50830 is about 37.0430470494.

The spelling of 50830 in words is "fifty thousand, eight hundred thirty".

Divisors: 1 2 5 10 13 17 23 26 34 46 65 85 115 130 170 221 230 299 391 442 598 782 1105 1495 1955 2210 2990 3910 5083 10166 25415 50830