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2004888884 = 2210938911821
BaseRepresentation
bin111011110000000…
…0010110100110100
312011201112220111212
41313200002310310
513101222421014
6530535420552
7100453163045
oct16740026464
95151486455
102004888884
11939786769
1247b524758
1325c4996ab
141503ac8cc
15bb02b23e
hex77802d34

2004888884 has 24 divisors (see below), whose sum is σ = 3550146600. Its totient is φ = 990610560.

The previous prime is 2004888877. The next prime is 2004888887. The reversal of 2004888884 is 4888884002.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 45941284 + 1958947600 = 6778^2 + 44260^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2004888887) 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, 163694 + ... + 175514.

It is an arithmetic number, because the mean of its divisors is an integer number (147922775).

Almost surely, 22004888884 is an apocalyptic number.

It is an amenable number.

2004888884 is a deficient number, since it is larger than the sum of its proper divisors (1545257716).

2004888884 is a wasteful number, since it uses less digits than its factorization.

2004888884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12323 (or 12321 counting only the distinct ones).

The product of its (nonzero) digits is 1048576, while the sum is 50.

The square root of 2004888884 is about 44775.9855726259. The cubic root of 2004888884 is about 1260.9468158502.

The spelling of 2004888884 in words is "two billion, four million, eight hundred eighty-eight thousand, eight hundred eighty-four".

Divisors: 1 2 4 109 218 389 436 778 1556 11821 23642 42401 47284 84802 169604 1288489 2576978 4598369 5153956 9196738 18393476 501222221 1002444442 2004888884