Base | Representation |
---|---|
bin | 110001000101110110… |
… | …1000010100101111001 |
3 | 101002010010002002110221 |
4 | 1202023231002211321 |
5 | 3211401300231400 |
6 | 120233005540041 |
7 | 10421324120065 |
oct | 1421355024571 |
9 | 332103062427 |
10 | 105423055225 |
11 | 40789625824 |
12 | 18521b74621 |
13 | 9c311c2867 |
14 | 51613a8aa5 |
15 | 2b203aac1a |
hex | 188bb42979 |
105423055225 has 6 divisors (see below), whose sum is σ = 130724588510. Its totient is φ = 84338444160.
The previous prime is 105423055223. The next prime is 105423055229. The reversal of 105423055225 is 522550324501.
It can be written as a sum of positive squares in 3 ways, for example, as 104632441 + 105318422784 = 10229^2 + 324528^2 .
It is not a de Polignac number, because 105423055225 - 21 = 105423055223 is a prime.
It is a super-2 number, since 2×1054230552252 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (105423055223) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2108461080 + ... + 2108461129.
Almost surely, 2105423055225 is an apocalyptic number.
It is an amenable number.
105423055225 is a deficient number, since it is larger than the sum of its proper divisors (25301533285).
105423055225 is an equidigital number, since it uses as much as digits as its factorization.
105423055225 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4216922219 (or 4216922214 counting only the distinct ones).
The product of its (nonzero) digits is 60000, while the sum is 34.
Adding to 105423055225 its reverse (522550324501), we get a palindrome (627973379726).
The spelling of 105423055225 in words is "one hundred five billion, four hundred twenty-three million, fifty-five thousand, two hundred twenty-five".
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