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22124 = 225531
BaseRepresentation
bin101011001101100
31010100102
411121230
51201444
6250232
7121334
oct53154
933312
1022124
1115693
1210978
13a0bb
1480c4
15684e
hex566c

22124 has 6 divisors (see below), whose sum is σ = 38724. Its totient is φ = 11060.

The previous prime is 22123. The next prime is 22129. The reversal of 22124 is 42122.

Adding to 22124 its reverse (42122), we get a palindrome (64246).

It is a nude number because it is divisible by every one of its digits.

It is an Ulam number.

It is a plaindrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (22123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2762 + ... + 2769.

It is an arithmetic number, because the mean of its divisors is an integer number (6454).

222124 is an apocalyptic number.

It is an amenable number.

22124 is a deficient number, since it is larger than the sum of its proper divisors (16600).

22124 is a wasteful number, since it uses less digits than its factorization.

22124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5535 (or 5533 counting only the distinct ones).

The product of its digits is 32, while the sum is 11.

The square root of 22124 is about 148.7413863052. The cubic root of 22124 is about 28.0729390828.

The spelling of 22124 in words is "twenty-two thousand, one hundred twenty-four", and thus it is an iban number.

Divisors: 1 2 4 5531 11062 22124