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4411 = 11401
BaseRepresentation
bin1000100111011
320001101
41010323
5120121
632231
715601
oct10473
96041
104411
113350
122677
132014
141871
151491
hex113b

4411 has 4 divisors (see below), whose sum is σ = 4824. Its totient is φ = 4000.

The previous prime is 4409. The next prime is 4421. The reversal of 4411 is 1144.

Adding to 4411 its reverse (1144), we get a palindrome (5555).

It can be divided in two parts, 44 and 11, that multiplied together give a palindrome (484).

4411 = T8 + T9 + ... + T29.

It is a semiprime because it is the product of two primes.

It is a 5-Lehmer number, since φ(4411) divides (4411-1)5.

It is a cyclic number.

It is not a de Polignac number, because 4411 - 21 = 4409 is a prime.

It is a Duffinian number.

It is a plaindrome in base 12 and base 16.

It is a nialpdrome in base 10.

It is a zygodrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 190 + ... + 211.

It is an arithmetic number, because the mean of its divisors is an integer number (1206).

24411 is an apocalyptic number.

4411 is the 36-th centered heptagonal number.

4411 is a deficient number, since it is larger than the sum of its proper divisors (413).

4411 is a wasteful number, since it uses less digits than its factorization.

4411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 412.

The product of its digits is 16, while the sum is 10.

The square root of 4411 is about 66.4153596693. The cubic root of 4411 is about 16.4000694028.

The spelling of 4411 in words is "four thousand, four hundred eleven", and thus it is an iban number.

Divisors: 1 11 401 4411