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4768579423 = 19447245209
BaseRepresentation
bin1000111000011101…
…01011111101011111
3110022022220221012201
410130032223331133
534231224020143
62105103112331
7226112153626
oct43416537537
913268827181
104768579423
112027814333
12b10ba26a7
135acc22b3a
143334606bd
151cd99264d
hex11c3abf5f

4768579423 has 4 divisors (see below), whose sum is σ = 4768844080. Its totient is φ = 4768314768.

The previous prime is 4768579421. The next prime is 4768579457. The reversal of 4768579423 is 3249758674.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3249758674 = 21624879337.

It is a cyclic number.

It is not a de Polignac number, because 4768579423 - 21 = 4768579421 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 (4768579421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103158 + ... + 142051.

It is an arithmetic number, because the mean of its divisors is an integer number (1192211020).

Almost surely, 24768579423 is an apocalyptic number.

4768579423 is a deficient number, since it is larger than the sum of its proper divisors (264657).

4768579423 is a wasteful number, since it uses less digits than its factorization.

4768579423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264656.

The product of its digits is 10160640, while the sum is 55.

The square root of 4768579423 is about 69054.9015132163. The cubic root of 4768579423 is about 1683.1765559792.

The spelling of 4768579423 in words is "four billion, seven hundred sixty-eight million, five hundred seventy-nine thousand, four hundred twenty-three".

Divisors: 1 19447 245209 4768579423