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11774 = 27292
BaseRepresentation
bin10110111111110
3121011002
42313332
5334044
6130302
746220
oct26776
917132
1011774
118934
126992
135489
144410
15374e
hex2dfe

11774 has 12 divisors (see below), whose sum is σ = 20904. Its totient is φ = 4872.

The previous prime is 11743. The next prime is 11777. The reversal of 11774 is 47711.

It is a hoax number, since the sum of its digits (20) coincides with the sum of the digits of its distinct prime factors.

It is an Ulam number.

It is a Curzon number.

It is a nialpdrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11777) by changing a digit.

11774 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 392 + ... + 420.

It is an arithmetic number, because the mean of its divisors is an integer number (1742).

211774 is an apocalyptic number.

11774 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

11774 is a deficient number, since it is larger than the sum of its proper divisors (9130).

11774 is an equidigital number, since it uses as much as digits as its factorization.

11774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67 (or 38 counting only the distinct ones).

The product of its digits is 196, while the sum is 20.

The square root of 11774 is about 108.5080642164. The cubic root of 11774 is about 22.7496477827.

Subtracting 11774 from its reverse (47711), we obtain a cube (35937 = 333).

It can be divided in two parts, 117 and 74, that added together give a palindrome (191).

The spelling of 11774 in words is "eleven thousand, seven hundred seventy-four", and thus it is an iban number.

Divisors: 1 2 7 14 29 58 203 406 841 1682 5887 11774