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5106311111 = 111312735363
BaseRepresentation
bin1001100000101110…
…00001111111000111
3111011212102110222202
410300113001333013
540424203423421
62202405545115
7240352633256
oct46027017707
914155373882
105106311111
11219041a130
12ba611519b
13634ba1b85
1436625679d
151ed45610b
hex1305c1fc7

5106311111 has 8 divisors (see below), whose sum is σ = 5571103104. Its totient is φ = 4641616120.

The previous prime is 5106311087. The next prime is 5106311113. The reversal of 5106311111 is 1111136015.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5106311111 - 210 = 5106310087 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 (5106311113) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 126716 + ... + 162078.

It is an arithmetic number, because the mean of its divisors is an integer number (696387888).

Almost surely, 25106311111 is an apocalyptic number.

5106311111 is a deficient number, since it is larger than the sum of its proper divisors (464791993).

5106311111 is a wasteful number, since it uses less digits than its factorization.

5106311111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48501.

The product of its (nonzero) digits is 90, while the sum is 20.

The square root of 5106311111 is about 71458.4572391540. The cubic root of 5106311111 is about 1722.0103489184.

Adding to 5106311111 its reverse (1111136015), we get a palindrome (6217447126).

The spelling of 5106311111 in words is "five billion, one hundred six million, three hundred eleven thousand, one hundred eleven".

Divisors: 1 11 13127 35363 144397 388993 464210101 5106311111