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22741 is a prime number
BaseRepresentation
bin101100011010101
31011012021
411203111
51211431
6253141
7123205
oct54325
934167
1022741
11160a4
12111b1
13a474
148405
156b11
hex58d5

22741 has 2 divisors, whose sum is σ = 22742. Its totient is φ = 22740.

The previous prime is 22739. The next prime is 22751. The reversal of 22741 is 14722.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14641 + 8100 = 121^2 + 90^2 .

It is a cyclic number.

It is not a de Polignac number, because 22741 - 21 = 22739 is a prime.

Together with 22739, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11370 + 11371.

It is an arithmetic number, because the mean of its divisors is an integer number (11371).

222741 is an apocalyptic number.

It is an amenable number.

22741 is a deficient number, since it is larger than the sum of its proper divisors (1).

22741 is an equidigital number, since it uses as much as digits as its factorization.

22741 is an evil number, because the sum of its binary digits is even.

The product of its digits is 112, while the sum is 16.

The square root of 22741 is about 150.8011936292. The cubic root of 22741 is about 28.3315185304.

The spelling of 22741 in words is "twenty-two thousand, seven hundred forty-one", and thus it is an iban number.