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2189282 = 23135311
BaseRepresentation
bin1000010110011111100010
311010020010112
420112133202
51030024112
6114531322
724415514
oct10263742
94106115
102189282
111265927
12896b42
135b8644
1440dbb4
152d3a22
hex2167e2

2189282 has 8 divisors (see below), whose sum is σ = 3389952. Its totient is φ = 1059300.

The previous prime is 2189281. The next prime is 2189287. The reversal of 2189282 is 2829812.

2189282 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (2189281) 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 3 ways as a sum of consecutive naturals, for example, 17594 + ... + 17717.

It is an arithmetic number, because the mean of its divisors is an integer number (423744).

22189282 is an apocalyptic number.

2189282 is a deficient number, since it is larger than the sum of its proper divisors (1200670).

2189282 is a wasteful number, since it uses less digits than its factorization.

2189282 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35344.

The product of its digits is 4608, while the sum is 32.

The square root of 2189282 is about 1479.6222490893. The cubic root of 2189282 is about 129.8475925959.

The spelling of 2189282 in words is "two million, one hundred eighty-nine thousand, two hundred eighty-two".

Divisors: 1 2 31 62 35311 70622 1094641 2189282