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2228106 = 23735087
BaseRepresentation
bin1000011111111110001010
311012012101110
420133332022
51032244411
6115431150
724636636
oct10377612
94165343
102228106
111292011
128b54b6
1360020a
1441ddc6
152e02a6
hex21ff8a

2228106 has 16 divisors (see below), whose sum is σ = 4518144. Its totient is φ = 732384.

The previous prime is 2228101. The next prime is 2228113. The reversal of 2228106 is 6018222.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2228101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2106 + ... + 2981.

It is an arithmetic number, because the mean of its divisors is an integer number (282384).

22228106 is an apocalyptic number.

2228106 is an abundant number, since it is smaller than the sum of its proper divisors (2290038).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2228106 is a wasteful number, since it uses less digits than its factorization.

2228106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5165.

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 2228106 is about 1492.6841594926. The cubic root of 2228106 is about 130.6106575982.

The spelling of 2228106 in words is "two million, two hundred twenty-eight thousand, one hundred six".

Divisors: 1 2 3 6 73 146 219 438 5087 10174 15261 30522 371351 742702 1114053 2228106