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426505624 = 23127419789
BaseRepresentation
bin11001011010111…
…111010110011000
31002201112201201121
4121122333112120
51333141134444
6110153255024
713366144426
oct3132772630
91081481647
10426505624
111a9829a96
12baa04474
136a491bbc
1440904116
152769c084
hex196bf598

426505624 has 16 divisors (see below), whose sum is σ = 805996800. Its totient is φ = 211573152.

The previous prime is 426505613. The next prime is 426505643.

426505624 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 426505624.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 208879 + ... + 210910.

It is an arithmetic number, because the mean of its divisors is an integer number (50374800).

Almost surely, 2426505624 is an apocalyptic number.

It is an amenable number.

426505624 is a deficient number, since it is larger than the sum of its proper divisors (379491176).

426505624 is a wasteful number, since it uses less digits than its factorization.

426505624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 419922 (or 419918 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 34.

The square root of 426505624 is about 20652.0125895759. The cubic root of 426505624 is about 752.7340943409.

The spelling of 426505624 in words is "four hundred twenty-six million, five hundred five thousand, six hundred twenty-four".

Divisors: 1 2 4 8 127 254 508 1016 419789 839578 1679156 3358312 53313203 106626406 213252812 426505624