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22232002404 = 22315159920483
BaseRepresentation
bin10100101101001000…
…010110111101100100
32010101101102201221110
4110231020112331210
5331012343034104
614114020545020
71414633621353
oct245510267544
963341381843
1022232002404
119479427507
124385552170
132133c32811
14110c8d399a
158a1ba9e89
hex52d216f64

22232002404 has 48 divisors (see below), whose sum is σ = 52307942400. Its totient is φ = 7348941600.

The previous prime is 22232002343. The next prime is 22232002409. The reversal of 22232002404 is 40420023222.

It is not an unprimeable number, because it can be changed into a prime (22232002409) 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, 1075147 + ... + 1095629.

It is an arithmetic number, because the mean of its divisors is an integer number (1089748800).

Almost surely, 222232002404 is an apocalyptic number.

It is an amenable number.

22232002404 is an abundant number, since it is smaller than the sum of its proper divisors (30075939996).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22232002404 is a wasteful number, since it uses less digits than its factorization.

22232002404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21240 (or 21238 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 21.

Adding to 22232002404 its reverse (40420023222), we get a palindrome (62652025626).

The spelling of 22232002404 in words is "twenty-two billion, two hundred thirty-two million, two thousand, four hundred four".

Divisors: 1 2 3 4 6 12 151 302 453 599 604 906 1198 1797 1812 2396 3594 7188 20483 40966 61449 81932 90449 122898 180898 245796 271347 361796 542694 1085388 3092933 6185866 9278799 12269317 12371732 18557598 24538634 36807951 37115196 49077268 73615902 147231804 1852666867 3705333734 5558000601 7410667468 11116001202 22232002404