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20333332223 = 298971910957
BaseRepresentation
bin10010111011111101…
…100000011011111111
31221111001202022002122
4102323331200123333
5313120313112343
613201353513155
71316610320651
oct227375403377
957431668078
1020333332223
1186946aa4a6
123b357127bb
131bc0776339
14dac6946d1
157e0161068
hex4bbf606ff

20333332223 has 16 divisors (see below), whose sum is σ = 21302352000. Its totient is φ = 19382829312.

The previous prime is 20333332219. The next prime is 20333332241. The reversal of 20333332223 is 32223333302.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 20333332223 - 22 = 20333332219 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20333332192 and 20333332201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20333334223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1850261 + ... + 1861217.

It is an arithmetic number, because the mean of its divisors is an integer number (1331397000).

Almost surely, 220333332223 is an apocalyptic number.

20333332223 is a deficient number, since it is larger than the sum of its proper divisors (969019777).

20333332223 is a wasteful number, since it uses less digits than its factorization.

20333332223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11794.

The product of its (nonzero) digits is 11664, while the sum is 26.

Adding to 20333332223 its reverse (32223333302), we get a palindrome (52556665525).

The spelling of 20333332223 in words is "twenty billion, three hundred thirty-three million, three hundred thirty-two thousand, two hundred twenty-three".

Divisors: 1 29 89 719 2581 10957 20851 63991 317753 975173 1855739 7878083 28280017 228464407 701149387 20333332223