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2882399 = 13221723
BaseRepresentation
bin1010111111101101011111
312102102220112
422333231133
51214214044
6141440235
733333332
oct12775537
95372815
102882399
111699653
12b7007b
1379bc80
14550619
153be09e
hex2bfb5f

2882399 has 4 divisors (see below), whose sum is σ = 3104136. Its totient is φ = 2660664.

The previous prime is 2882389. The next prime is 2882413. The reversal of 2882399 is 9932882.

2882399 is nontrivially palindromic in base 12.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9932882 = 24966441.

It is a cyclic number.

It is not a de Polignac number, because 2882399 - 212 = 2878303 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 7.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2882309) 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 3 ways as a sum of consecutive naturals, for example, 110849 + ... + 110874.

It is an arithmetic number, because the mean of its divisors is an integer number (776034).

22882399 is an apocalyptic number.

2882399 is a deficient number, since it is larger than the sum of its proper divisors (221737).

2882399 is a wasteful number, since it uses less digits than its factorization.

2882399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221736.

The product of its digits is 62208, while the sum is 41.

The square root of 2882399 is about 1697.7629398712. The cubic root of 2882399 is about 142.3152257854.

The spelling of 2882399 in words is "two million, eight hundred eighty-two thousand, three hundred ninety-nine".

Divisors: 1 13 221723 2882399