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1834 = 27131
BaseRepresentation
bin11100101010
32111221
4130222
524314
612254
75230
oct3452
92457
101834
111418
12108a
13ab1
14950
15824
hex72a

1834 has 8 divisors (see below), whose sum is σ = 3168. Its totient is φ = 780.

The previous prime is 1831. The next prime is 1847. The reversal of 1834 is 4381.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an Ulam number.

It is an alternating number because its digits alternate between odd and even.

It is a plaindrome in base 9.

It is a nialpdrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (1831) 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, 52 + ... + 79.

It is an arithmetic number, because the mean of its divisors is an integer number (396).

1834 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1834 is a deficient number, since it is larger than the sum of its proper divisors (1334).

1834 is a wasteful number, since it uses less digits than its factorization.

1834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140.

The product of its digits is 96, while the sum is 16.

The square root of 1834 is about 42.8252262107. The cubic root of 1834 is about 12.2405174429.

The spelling of 1834 in words is "one thousand, eight hundred thirty-four".

Divisors: 1 2 7 14 131 262 917 1834