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22230053 = 82327011
BaseRepresentation
bin101010011001…
…1010000100101
31112211101220022
41110303100211
521142330203
62112244525
7356644436
oct124632045
945741808
1022230053
111160384a
127540745
1347b44a1
142d4948d
151e41a38
hex1533425

22230053 has 4 divisors (see below), whose sum is σ = 22257888. Its totient is φ = 22202220.

The previous prime is 22230049. The next prime is 22230059. The reversal of 22230053 is 35003222.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 35003222 = 217501611.

It is a cyclic number.

It is not a de Polignac number, because 22230053 - 22 = 22230049 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22230059) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 12683 + ... + 14328.

It is an arithmetic number, because the mean of its divisors is an integer number (5564472).

Almost surely, 222230053 is an apocalyptic number.

It is an amenable number.

22230053 is a deficient number, since it is larger than the sum of its proper divisors (27835).

22230053 is an equidigital number, since it uses as much as digits as its factorization.

22230053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27834.

The product of its (nonzero) digits is 360, while the sum is 17.

The square root of 22230053 is about 4714.8757141626. The cubic root of 22230053 is about 281.1772415579.

Adding to 22230053 its reverse (35003222), we get a palindrome (57233275).

It can be divided in two parts, 222 and 30053, that multiplied together give a palindrome (6671766).

The spelling of 22230053 in words is "twenty-two million, two hundred thirty thousand, fifty-three".

Divisors: 1 823 27011 22230053