Search a number
-
+
22107 = 37369
BaseRepresentation
bin101011001011011
31010022210
411121123
51201412
6250203
7121311
oct53133
933283
1022107
1115678
1210963
13a0a7
1480b1
15683c
hex565b

22107 has 4 divisors (see below), whose sum is σ = 29480. Its totient is φ = 14736.

The previous prime is 22093. The next prime is 22109. The reversal of 22107 is 70122.

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

It is not a de Polignac number, because 22107 - 24 = 22091 is a prime.

It is a D-number.

It is a Duffinian number.

It is a plaindrome in base 11.

It is a junction number, because it is equal to n+sod(n) for n = 22092 and 22101.

It is not an unprimeable number, because it can be changed into a prime (22109) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3682 + ... + 3687.

It is an arithmetic number, because the mean of its divisors is an integer number (7370).

222107 is an apocalyptic number.

22107 is a deficient number, since it is larger than the sum of its proper divisors (7373).

22107 is an equidigital number, since it uses as much as digits as its factorization.

22107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7372.

The product of its (nonzero) digits is 28, while the sum is 12.

The square root of 22107 is about 148.6842291570. The cubic root of 22107 is about 28.0657468594.

Adding to 22107 its reverse (70122), we get a palindrome (92229).

The spelling of 22107 in words is "twenty-two thousand, one hundred seven", and thus it is an iban number.

Divisors: 1 3 7369 22107