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2212983 = 321311877
BaseRepresentation
bin1000011100010001110111
311011102122100
420130101313
51031303413
6115233143
724544563
oct10342167
94142570
102212983
111281713
128a87b3
135c6376
144186a3
152daa73
hex21c477

2212983 has 12 divisors (see below), whose sum is σ = 3222648. Its totient is φ = 1463280.

The previous prime is 2212979. The next prime is 2213033. The reversal of 2212983 is 3892122.

It is a happy number.

2212983 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2212983 - 22 = 2212979 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2212963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 241 + ... + 2117.

It is an arithmetic number, because the mean of its divisors is an integer number (268554).

22212983 is an apocalyptic number.

2212983 is a deficient number, since it is larger than the sum of its proper divisors (1009665).

2212983 is a wasteful number, since it uses less digits than its factorization.

2212983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2014 (or 2011 counting only the distinct ones).

The product of its digits is 1728, while the sum is 27.

The square root of 2212983 is about 1487.6098278783. The cubic root of 2212983 is about 130.3144851586.

The spelling of 2212983 in words is "two million, two hundred twelve thousand, nine hundred eighty-three".

Divisors: 1 3 9 131 393 1179 1877 5631 16893 245887 737661 2212983