Search a number
-
+
23232323305 = 54646464661
BaseRepresentation
bin10101101000110000…
…010001111011101001
32012222002201022020201
4111220300101323221
5340034433321210
614401153152201
71451501330002
oct255060217351
965862638221
1023232323305
11994204a3a4
12460455b661
132263252a89
1411a56c61a9
1590e90153a
hex568c11ee9

23232323305 has 4 divisors (see below), whose sum is σ = 27878787972. Its totient is φ = 18585858640.

The previous prime is 23232323293. The next prime is 23232323351. The reversal of 23232323305 is 50332323232.

It is a happy number.

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 17203732569 + 6028590736 = 131163^2 + 77644^2 .

It is not a de Polignac number, because 23232323305 - 211 = 23232321257 is a prime.

It is a super-2 number, since 2×232323233052 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2323232326 + ... + 2323232335.

It is an arithmetic number, because the mean of its divisors is an integer number (6969696993).

Almost surely, 223232323305 is an apocalyptic number.

It is an amenable number.

23232323305 is a deficient number, since it is larger than the sum of its proper divisors (4646464667).

23232323305 is an equidigital number, since it uses as much as digits as its factorization.

23232323305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4646464666.

The product of its (nonzero) digits is 19440, while the sum is 28.

Adding to 23232323305 its reverse (50332323232), we get a palindrome (73564646537).

The spelling of 23232323305 in words is "twenty-three billion, two hundred thirty-two million, three hundred twenty-three thousand, three hundred five".

Divisors: 1 5 4646464661 23232323305