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1046 = 2523
BaseRepresentation
bin10000010110
31102202
4100112
513141
64502
73023
oct2026
91382
101046
11871
12732
13626
1454a
1549b
hex416

1046 has 4 divisors (see below), whose sum is σ = 1572. Its totient is φ = 522.

The previous prime is 1039. The next prime is 1049. The reversal of 1046 is 6401.

Subtracting from 1046 its sum of digits (11), we obtain a triangular number (1035 = T45).

Adding to 1046 its reverse (6401), we get a palindrome (7447).

1046 is nontrivially palindromic in base 13.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6401 = 37173.

It is a super-3 number, since 3×10463 = 3433336008, which contains 333 as substring.

1046 is an undulating number in base 13.

It is a plaindrome in base 15.

It is a nialpdrome in base 11 and base 12.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 1046.

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

1046 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 260 + ... + 263.

It is an arithmetic number, because the mean of its divisors is an integer number (393).

1046 is a deficient number, since it is larger than the sum of its proper divisors (526).

1046 is an equidigital number, since it uses as much as digits as its factorization.

1046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 525.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 1046 is about 32.3419232576. The cubic root of 1046 is about 10.1510405236.

The spelling of 1046 in words is "one thousand, forty-six".

Divisors: 1 2 523 1046