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4859905823 = 19213462343
BaseRepresentation
bin1001000011010110…
…00100011100011111
3110112200202210110222
410201223010130133
534423113441243
62122124351555
7231301342433
oct44153043437
913480683428
104859905823
1120743211a3
12b376a55bb
135c5b1a726
143416349c3
151d69d2168
hex121ac471f

4859905823 has 6 divisors (see below), whose sum is σ = 5129153064. Its totient is φ = 4604120964.

The previous prime is 4859905777. The next prime is 4859905829. The reversal of 4859905823 is 3285099584.

It is not a de Polignac number, because 4859905823 - 214 = 4859889439 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4859905829) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6730811 + ... + 6731532.

It is an arithmetic number, because the mean of its divisors is an integer number (854858844).

Almost surely, 24859905823 is an apocalyptic number.

4859905823 is a deficient number, since it is larger than the sum of its proper divisors (269247241).

4859905823 is a wasteful number, since it uses less digits than its factorization.

4859905823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13462381 (or 13462362 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 53.

The square root of 4859905823 is about 69713.0247729935. The cubic root of 4859905823 is about 1693.8539106868.

The spelling of 4859905823 in words is "four billion, eight hundred fifty-nine million, nine hundred five thousand, eight hundred twenty-three".

Divisors: 1 19 361 13462343 255784517 4859905823