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5279113839 = 31759704613
BaseRepresentation
bin1001110101010100…
…01110001001101111
3111121220120202202210
410322222032021233
541302423120324
62231501421503
7244551504306
oct47252161157
914556522683
105279113839
112269a163aa
121033b6a893
13661925acc
1438119943d
1520d6dbd29
hex13aa8e26f

5279113839 has 4 divisors (see below), whose sum is σ = 7038818456. Its totient is φ = 3519409224.

The previous prime is 5279113831. The next prime is 5279113841. The reversal of 5279113839 is 9383119725.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 5279113839 - 23 = 5279113831 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 (5279113831) 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, 879852304 + ... + 879852309.

It is an arithmetic number, because the mean of its divisors is an integer number (1759704614).

Almost surely, 25279113839 is an apocalyptic number.

5279113839 is a deficient number, since it is larger than the sum of its proper divisors (1759704617).

5279113839 is a wasteful number, since it uses less digits than its factorization.

5279113839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1759704616.

The product of its digits is 408240, while the sum is 48.

The square root of 5279113839 is about 72657.5105477748. The cubic root of 5279113839 is about 1741.2201156320.

The spelling of 5279113839 in words is "five billion, two hundred seventy-nine million, one hundred thirteen thousand, eight hundred thirty-nine".

Divisors: 1 3 1759704613 5279113839