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404444004 = 223223915053
BaseRepresentation
bin11000000110110…
…101001101100100
31001012000212212120
4120012311031210
51312014202004
6104044345540
713010501016
oct3006651544
91035025776
10404444004
11198330848
12b35452b0
1365a392a3
143ba001b6
15257903d9
hex181b5364

404444004 has 24 divisors (see below), whose sum is σ = 944186880. Its totient is φ = 134745504.

The previous prime is 404443981. The next prime is 404444021. The reversal of 404444004 is 400444404.

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, 19342 + ... + 34394.

It is an arithmetic number, because the mean of its divisors is an integer number (39341120).

Almost surely, 2404444004 is an apocalyptic number.

It is an amenable number.

404444004 is an abundant number, since it is smaller than the sum of its proper divisors (539742876).

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

404444004 is a wasteful number, since it uses less digits than its factorization.

404444004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17299 (or 17297 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 24.

The square root of 404444004 is about 20110.7932215515. The cubic root of 404444004 is about 739.5248983475.

Adding to 404444004 its reverse (400444404), we get a palindrome (804888408).

It can be divided in two parts, 40444400 and 4, that added together give a palindrome (40444404).

The spelling of 404444004 in words is "four hundred four million, four hundred forty-four thousand, four".

Divisors: 1 2 3 4 6 12 2239 4478 6717 8956 13434 15053 26868 30106 45159 60212 90318 180636 33703667 67407334 101111001 134814668 202222002 404444004