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2112204302 = 213481316879
BaseRepresentation
bin111110111100101…
…1010111000001110
312110012111002120222
41331321122320032
513311211014202
6545331511342
7103225304015
oct17571327016
95405432528
102112204302
1199431439a
124ab458552
132787a1b40
14160745a7c
15c56784a2
hex7de5ae0e

2112204302 has 16 divisors (see below), whose sum is σ = 3412933440. Its totient is φ = 974603232.

The previous prime is 2112204301. The next prime is 2112204323. The reversal of 2112204302 is 2034022112.

It is a super-2 number, since 2×21122043022 = 8922814026774614408, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2112204301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116699 + ... + 133577.

It is an arithmetic number, because the mean of its divisors is an integer number (213308340).

Almost surely, 22112204302 is an apocalyptic number.

2112204302 is a deficient number, since it is larger than the sum of its proper divisors (1300729138).

2112204302 is a wasteful number, since it uses less digits than its factorization.

2112204302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21707.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 2112204302 is about 45958.7238943816. The cubic root of 2112204302 is about 1283.0551009724.

Adding to 2112204302 its reverse (2034022112), we get a palindrome (4146226414).

The spelling of 2112204302 in words is "two billion, one hundred twelve million, two hundred four thousand, three hundred two".

Divisors: 1 2 13 26 4813 9626 16879 33758 62569 125138 219427 438854 81238627 162477254 1056102151 2112204302