Search a number
-
+
1882 = 2941
BaseRepresentation
bin11101011010
32120201
4131122
530012
612414
75326
oct3532
92521
101882
111461
12110a
13b1a
14986
15857
hex75a

1882 has 4 divisors (see below), whose sum is σ = 2826. Its totient is φ = 940.

The previous prime is 1879. The next prime is 1889. The reversal of 1882 is 2881.

Subtracting 1882 from its reverse (2881), we obtain a palindrome (999).

It can be divided in two parts, 188 and 2, that added together give a triangular number (190 = T19).

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2881 = 4367.

It can be written as a sum of positive squares in only one way, i.e., 1521 + 361 = 39^2 + 19^2 .

It is a nialpdrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (1889) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 469 + ... + 472.

21882 is an apocalyptic number.

1882 is a deficient number, since it is larger than the sum of its proper divisors (944).

1882 is an equidigital number, since it uses as much as digits as its factorization.

1882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 943.

The product of its digits is 128, while the sum is 19.

The square root of 1882 is about 43.3820239270. The cubic root of 1882 is about 12.3463866343.

The spelling of 1882 in words is "one thousand, eight hundred eighty-two".

Divisors: 1 2 941 1882