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111344705 = 522268941
BaseRepresentation
bin1101010001011…
…11110001000001
321202111220012222
412220233301001
5212001012310
615014300425
72521262063
oct650576101
9252456188
10111344705
115793aa1a
1231357715
131a0b6454
1410b05733
159b96055
hex6a2fc41

111344705 has 4 divisors (see below), whose sum is σ = 133613652. Its totient is φ = 89075760.

The previous prime is 111344683. The next prime is 111344711. The reversal of 111344705 is 507443111.

It is a Cunningham number, because it is equal to 105522+1.

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

It can be written as a sum of positive squares in 2 ways, for example, as 40094224 + 71250481 = 6332^2 + 8441^2 .

It is not a de Polignac number, because 111344705 - 212 = 111340609 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11134466 + ... + 11134475.

It is an arithmetic number, because the mean of its divisors is an integer number (33403413).

Almost surely, 2111344705 is an apocalyptic number.

It is an amenable number.

111344705 is a deficient number, since it is larger than the sum of its proper divisors (22268947).

111344705 is an equidigital number, since it uses as much as digits as its factorization.

111344705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22268946.

The product of its (nonzero) digits is 1680, while the sum is 26.

The square root of 111344705 is about 10552.0000473844. Note that the first 4 decimals coincide. The cubic root of 111344705 is about 481.0865216366.

Adding to 111344705 its reverse (507443111), we get a palindrome (618787816).

The spelling of 111344705 in words is "one hundred eleven million, three hundred forty-four thousand, seven hundred five".

Divisors: 1 5 22268941 111344705