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44020004 = 2271792479
BaseRepresentation
bin1010011111101…
…1000100100100
310001211110002112
42213323010210
542232120004
64211300152
71043110130
oct247730444
9101743075
1044020004
1122936976
12128aa658
139173552
145bbc3c0
153ce7e6e
hex29fb124

44020004 has 24 divisors (see below), whose sum is σ = 93219840. Its totient is φ = 17755776.

The previous prime is 44019947. The next prime is 44020069. The reversal of 44020004 is 40002044.

44020004 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (14).

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 7 ways as a sum of consecutive naturals, for example, 45764 + ... + 46715.

It is an arithmetic number, because the mean of its divisors is an integer number (3884160).

Almost surely, 244020004 is an apocalyptic number.

It is an amenable number.

44020004 is an abundant number, since it is smaller than the sum of its proper divisors (49199836).

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

44020004 is a wasteful number, since it uses less digits than its factorization.

44020004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92507 (or 92505 counting only the distinct ones).

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

The square root of 44020004 is about 6634.7572676022. The cubic root of 44020004 is about 353.0883262512.

Adding to 44020004 its reverse (40002044), we get a palindrome (84022048).

The spelling of 44020004 in words is "forty-four million, twenty thousand, four".

Divisors: 1 2 4 7 14 17 28 34 68 119 238 476 92479 184958 369916 647353 1294706 1572143 2589412 3144286 6288572 11005001 22010002 44020004