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2203204223 = 111953198899
BaseRepresentation
bin1000001101010010…
…0011101001111111
312200112201101000102
42003110203221333
514003010013343
61002342151315
7105411632633
oct20324435177
95615641012
102203204223
11a30718a40
12515a2253b
132915b3c4c
1416c872dc3
15cd6513b8
hex83523a7f

2203204223 has 16 divisors (see below), whose sum is σ = 2577744000. Its totient is φ = 1861685280.

The previous prime is 2203204189. The next prime is 2203204231. The reversal of 2203204223 is 3224023022.

It is a cyclic number.

It is not a de Polignac number, because 2203204223 - 210 = 2203203199 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2203204195 and 2203204204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2203204253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 88373 + ... + 110526.

It is an arithmetic number, because the mean of its divisors is an integer number (161109000).

Almost surely, 22203204223 is an apocalyptic number.

2203204223 is a deficient number, since it is larger than the sum of its proper divisors (374539777).

2203204223 is a wasteful number, since it uses less digits than its factorization.

2203204223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198982.

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 2203204223 is about 46938.3023020646. The cubic root of 2203204223 is about 1301.2225625251. Note that the first 3 decimals are identical.

Adding to 2203204223 its reverse (3224023022), we get a palindrome (5427227245).

The spelling of 2203204223 in words is "two billion, two hundred three million, two hundred four thousand, two hundred twenty-three".

Divisors: 1 11 19 53 209 583 1007 11077 198899 2187889 3779081 10541647 41569891 115958117 200291293 2203204223