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10227223 = 16196317
BaseRepresentation
bin100111000000…
…111000010111
3201020121010001
4213000320113
510104232343
61003112131
7152633656
oct47007027
921217101
1010227223
115855956
123512647
132171116
14150319d
15d7044d
hex9c0e17

10227223 has 4 divisors (see below), whose sum is σ = 10235160. Its totient is φ = 10219288.

The previous prime is 10227221. The next prime is 10227229. The reversal of 10227223 is 32272201.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 10227223 - 21 = 10227221 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10227223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10227221) 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, 1540 + ... + 4777.

It is an arithmetic number, because the mean of its divisors is an integer number (2558790).

Almost surely, 210227223 is an apocalyptic number.

10227223 is a deficient number, since it is larger than the sum of its proper divisors (7937).

10227223 is an equidigital number, since it uses as much as digits as its factorization.

10227223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7936.

The product of its (nonzero) digits is 336, while the sum is 19.

The square root of 10227223 is about 3198.0029706052. The cubic root of 10227223 is about 217.0630537317.

Subtracting from 10227223 its sum of digits (19), we obtain a square (10227204 = 31982).

Adding to 10227223 its reverse (32272201), we get a palindrome (42499424).

The spelling of 10227223 in words is "ten million, two hundred twenty-seven thousand, two hundred twenty-three".

Divisors: 1 1619 6317 10227223