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404500134 = 23531498537
BaseRepresentation
bin11000000111000…
…010111010100110
31001012010201212110
4120013002322212
51312023001014
6104045501450
713011123453
oct3007027246
91035121773
10404500134
11198369a35
12b3571886
1365a589bc
143ba1682a
15257a1d59
hex181c2ea6

404500134 has 32 divisors (see below), whose sum is σ = 829893600. Its totient is φ = 131386112.

The previous prime is 404500099. The next prime is 404500141. The reversal of 404500134 is 431005404.

It is a self number, because there is not a number n which added to its sum of digits gives 404500134.

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 15 ways as a sum of consecutive naturals, for example, 43114 + ... + 51650.

It is an arithmetic number, because the mean of its divisors is an integer number (25934175).

Almost surely, 2404500134 is an apocalyptic number.

404500134 is an abundant number, since it is smaller than the sum of its proper divisors (425393466).

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

404500134 is a wasteful number, since it uses less digits than its factorization.

404500134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8744.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 404500134 is about 20112.1886924323. The cubic root of 404500134 is about 739.5591079555.

Adding to 404500134 its reverse (431005404), we get a palindrome (835505538).

The spelling of 404500134 in words is "four hundred four million, five hundred thousand, one hundred thirty-four".

Divisors: 1 2 3 6 53 106 149 159 298 318 447 894 7897 8537 15794 17074 23691 25611 47382 51222 452461 904922 1272013 1357383 2544026 2714766 3816039 7632078 67416689 134833378 202250067 404500134