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1075 = 5243
BaseRepresentation
bin10000110011
31110211
4100303
513300
64551
73064
oct2063
91424
101075
11898
12757
13649
1456b
154ba
hex433

1075 has 6 divisors (see below), whose sum is σ = 1364. Its totient is φ = 840.

The previous prime is 1069. The next prime is 1087. The reversal of 1075 is 5701.

1075 is nontrivially palindromic in base 11 and base 12.

1075 is an esthetic number in base 11, because in such base its adjacent digits differ by 1.

It is not a de Polignac number, because 1075 - 27 = 947 is a prime.

It is a Duffinian number.

1075 is an undulating number in base 11 and base 12.

It is a plaindrome in base 14.

It is a nialpdrome in base 16.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4 + ... + 46.

21075 is an apocalyptic number.

1075 is a deficient number, since it is larger than the sum of its proper divisors (289).

1075 is an equidigital number, since it uses as much as digits as its factorization.

1075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53 (or 48 counting only the distinct ones).

The product of its (nonzero) digits is 35, while the sum is 13.

The square root of 1075 is about 32.7871926215. The cubic root of 1075 is about 10.2439980726.

Adding to 1075 its reverse (5701), we get a palindrome (6776).

It can be divided in two parts, 107 and 5, that multiplied together give a palindrome (535).

The spelling of 1075 in words is "one thousand, seventy-five".

Divisors: 1 5 25 43 215 1075