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105310241 = 109966149
BaseRepresentation
bin1100100011011…
…10100000100001
321100011022111022
412101232200201
5203424411431
614241055225
72416056641
oct621564041
9240138438
10105310241
1154499163
122b327515
1318a8286a
14ddb4521
1593a307b
hex646e821

105310241 has 4 divisors (see below), whose sum is σ = 106276500. Its totient is φ = 104343984.

The previous prime is 105310211. The next prime is 105310259. The reversal of 105310241 is 142013501.

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 42837025 + 62473216 = 6545^2 + 7904^2 .

It is a cyclic number.

It is not a de Polignac number, because 105310241 - 214 = 105293857 is a prime.

It is a super-2 number, since 2×1053102412 = 22180493718956162, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (105310201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 482966 + ... + 483183.

It is an arithmetic number, because the mean of its divisors is an integer number (26569125).

Almost surely, 2105310241 is an apocalyptic number.

It is an amenable number.

105310241 is a deficient number, since it is larger than the sum of its proper divisors (966259).

105310241 is an equidigital number, since it uses as much as digits as its factorization.

105310241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 966258.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 105310241 is about 10262.0778110478. The cubic root of 105310241 is about 472.2335830951.

Adding to 105310241 its reverse (142013501), we get a palindrome (247323742).

The spelling of 105310241 in words is "one hundred five million, three hundred ten thousand, two hundred forty-one".

Divisors: 1 109 966149 105310241