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2010444404 = 22502611101
BaseRepresentation
bin111011111010100…
…1111001001110100
312012010000011020212
41313311033021310
513104133210104
6531254444552
7100551331643
oct16765171164
95163004225
102010444404
11941930701
12481363758
13260693297
1415101735a
15bb77736e
hex77d4f274

2010444404 has 6 divisors (see below), whose sum is σ = 3518277714. Its totient is φ = 1005222200.

The previous prime is 2010444383. The next prime is 2010444419. The reversal of 2010444404 is 4044440102.

It can be written as a sum of positive squares in only one way, i.e., 1623928804 + 386515600 = 40298^2 + 19660^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2010444404.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251305547 + ... + 251305554.

It is an arithmetic number, because the mean of its divisors is an integer number (586379619).

Almost surely, 22010444404 is an apocalyptic number.

It is an amenable number.

2010444404 is a deficient number, since it is larger than the sum of its proper divisors (1507833310).

2010444404 is a wasteful number, since it uses less digits than its factorization.

2010444404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 502611105 (or 502611103 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 23.

The square root of 2010444404 is about 44837.9794816849. The cubic root of 2010444404 is about 1262.1104305856.

Adding to 2010444404 its reverse (4044440102), we get a palindrome (6054884506).

The spelling of 2010444404 in words is "two billion, ten million, four hundred forty-four thousand, four hundred four".

Divisors: 1 2 4 502611101 1005222202 2010444404