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2228371 = 59179211
BaseRepresentation
bin1000100000000010010011
311012012202021
420200002103
51032301441
6115432311
724640465
oct10400223
94165667
102228371
111292232
128b5697
13600382
14420135
152e03d1
hex220093

2228371 has 8 divisors (see below), whose sum is σ = 2289600. Its totient is φ = 2168040.

The previous prime is 2228351. The next prime is 2228383. The reversal of 2228371 is 1738222.

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

It is a cyclic number.

It is not a de Polignac number, because 2228371 - 27 = 2228243 is a prime.

It is a d-powerful number, because it can be written as 27 + 217 + 221 + 8 + 3 + 7 + 1 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2228321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10456 + ... + 10666.

It is an arithmetic number, because the mean of its divisors is an integer number (286200).

22228371 is an apocalyptic number.

2228371 is a deficient number, since it is larger than the sum of its proper divisors (61229).

2228371 is a wasteful number, since it uses less digits than its factorization.

2228371 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 449.

The product of its digits is 1344, while the sum is 25.

The square root of 2228371 is about 1492.7729231199. The cubic root of 2228371 is about 130.6158354566.

The spelling of 2228371 in words is "two million, two hundred twenty-eight thousand, three hundred seventy-one".

Divisors: 1 59 179 211 10561 12449 37769 2228371