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1108 = 22277
BaseRepresentation
bin10001010100
31112001
4101110
513413
65044
73142
oct2124
91461
101108
11918
12784
13673
14592
154dd
hex454

1108 has 6 divisors (see below), whose sum is σ = 1946. Its totient is φ = 552.

The previous prime is 1103. The next prime is 1109. The reversal of 1108 is 8011.

Adding to 1108 its reverse (8011), we get a palindrome (9119).

Subtracting 1108 from its reverse (8011), we obtain a triangular number (6903 = T117).

1108 is nontrivially palindromic in base 16.

1108 is an esthetic number in base 16, because in such base its adjacent digits differ by 1.

It can be written as a sum of positive squares in only one way, i.e., 784 + 324 = 28^2 + 18^2 .

1108 is an undulating number in base 16.

It is a plaindrome in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 1094 and 1103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 135 + ... + 142.

It is an amenable number.

1108 is a deficient number, since it is larger than the sum of its proper divisors (838).

1108 is a wasteful number, since it uses less digits than its factorization.

1108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281 (or 279 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 1108 is about 33.2866339542. The cubic root of 1108 is about 10.3477657044.

The spelling of 1108 in words is "one thousand, one hundred eight".

Divisors: 1 2 4 277 554 1108