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2884133 = 7412019
BaseRepresentation
bin1011000000001000100101
312102112021202
423000020211
51214243013
6141452245
733341360
oct13001045
95375252
102884133
11169a98a
12b71085
1379c9b5
145510d7
153be858
hex2c0225

2884133 has 4 divisors (see below), whose sum is σ = 3296160. Its totient is φ = 2472108.

The previous prime is 2884129. The next prime is 2884151. The reversal of 2884133 is 3314882.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3314882 = 21657441.

It is a cyclic number.

It is not a de Polignac number, because 2884133 - 22 = 2884129 is a prime.

It is a d-powerful number, because it can be written as 219 + 83 + 87 + 49 + 1 + 32 + 33 .

It is a junction number, because it is equal to n+sod(n) for n = 2884096 and 2884105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2884153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 206003 + ... + 206016.

It is an arithmetic number, because the mean of its divisors is an integer number (824040).

22884133 is an apocalyptic number.

It is an amenable number.

2884133 is a deficient number, since it is larger than the sum of its proper divisors (412027).

2884133 is an equidigital number, since it uses as much as digits as its factorization.

2884133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 412026.

The product of its digits is 4608, while the sum is 29.

The square root of 2884133 is about 1698.2735350938. The cubic root of 2884133 is about 142.3437581679.

The spelling of 2884133 in words is "two million, eight hundred eighty-four thousand, one hundred thirty-three".

Divisors: 1 7 412019 2884133