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22203214 = 2111009237
BaseRepresentation
bin101010010110…
…0101101001110
31112210001002021
41110230231032
521141000324
62111520354
7356503255
oct124545516
945701067
1022203214
1111595670
1275290ba
1347a51c7
142d3d79c
151e38ae4
hex152cb4e

22203214 has 8 divisors (see below), whose sum is σ = 36332568. Its totient is φ = 10092360.

The previous prime is 22203193. The next prime is 22203217. The reversal of 22203214 is 41230222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22203217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 504597 + ... + 504640.

It is an arithmetic number, because the mean of its divisors is an integer number (4541571).

Almost surely, 222203214 is an apocalyptic number.

22203214 is a deficient number, since it is larger than the sum of its proper divisors (14129354).

22203214 is a wasteful number, since it uses less digits than its factorization.

22203214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1009250.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 22203214 is about 4712.0286501676. The cubic root of 22203214 is about 281.0640381230.

Adding to 22203214 its reverse (41230222), we get a palindrome (63433436).

The spelling of 22203214 in words is "twenty-two million, two hundred three thousand, two hundred fourteen".

Divisors: 1 2 11 22 1009237 2018474 11101607 22203214