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2208122 = 271091447
BaseRepresentation
bin1000011011000101111010
311011011222022
420123011322
51031124442
6115154442
724524450
oct10330572
94134868
102208122
111278aa4
128a5a22
135c40a7
144169d0
152d93d2
hex21b17a

2208122 has 16 divisors (see below), whose sum is σ = 3822720. Its totient is φ = 937008.

The previous prime is 2208103. The next prime is 2208127. The reversal of 2208122 is 2218022.

2208122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 2208122.

It is not an unprimeable number, because it can be changed into a prime (2208127) 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 7 ways as a sum of consecutive naturals, for example, 803 + ... + 2249.

It is an arithmetic number, because the mean of its divisors is an integer number (238920).

22208122 is an apocalyptic number.

2208122 is a deficient number, since it is larger than the sum of its proper divisors (1614598).

2208122 is a wasteful number, since it uses less digits than its factorization.

2208122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1565.

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 2208122 is about 1485.9751007335. The cubic root of 2208122 is about 130.2189996994.

The spelling of 2208122 in words is "two million, two hundred eight thousand, one hundred twenty-two".

Divisors: 1 2 7 14 109 218 763 1447 1526 2894 10129 20258 157723 315446 1104061 2208122