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BaseRepresentation
bin10000011000
31102211
4100120
513143
64504
73025
oct2030
91384
101048
11873
12734
13628
1454c
1549d
hex418

1048 has 8 divisors (see below), whose sum is σ = 1980. Its totient is φ = 520.

The previous prime is 1039. The next prime is 1049. The reversal of 1048 is 8401.

It is a tau number, because it is divible by the number of its divisors (8).

It is a plaindrome in base 15.

It is a nialpdrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (3) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58 + ... + 73.

It is an amenable number.

1048 is a deficient number, since it is larger than the sum of its proper divisors (932).

1048 is a wasteful number, since it uses less digits than its factorization.

1048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137 (or 133 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 1048 is about 32.3728281125. The cubic root of 1048 is about 10.1575061563.

Subtracting from 1048 its sum of digits (13), we obtain a triangular number (1035 = T45).

Adding to 1048 its reverse (8401), we get a palindrome (9449).

The spelling of 1048 in words is "one thousand, forty-eight".

Divisors: 1 2 4 8 131 262 524 1048