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2222002004 = 223117919371
BaseRepresentation
bin1000010001110001…
…0000111101010100
312201212002101201112
42010130100331110
514022313031004
61004253114152
7106030463645
oct20434207524
95655071645
102222002004
11a40297aa2
12520188958
132954660b1
141711676cc
15d0115e6e
hex84710f54

2222002004 has 12 divisors (see below), whose sum is σ = 4013939328. Its totient is φ = 1075162200.

The previous prime is 2222001941. The next prime is 2222002019. The reversal of 2222002004 is 4002002222.

It is a self number, because there is not a number n which added to its sum of digits gives 2222002004.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 8959562 + ... + 8959809.

It is an arithmetic number, because the mean of its divisors is an integer number (334494944).

Almost surely, 22222002004 is an apocalyptic number.

It is an amenable number.

2222002004 is a deficient number, since it is larger than the sum of its proper divisors (1791937324).

2222002004 is a wasteful number, since it uses less digits than its factorization.

2222002004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17919406 (or 17919404 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 14.

The square root of 2222002004 is about 47138.1162542586. The cubic root of 2222002004 is about 1304.9127727060.

Adding to 2222002004 its reverse (4002002222), we get a palindrome (6224004226).

The spelling of 2222002004 in words is "two billion, two hundred twenty-two million, two thousand, four".

Divisors: 1 2 4 31 62 124 17919371 35838742 71677484 555500501 1111001002 2222002004