Base | Representation |
---|---|
bin | 111101111110100… |
… | …0111101111110101 |
3 | 12100221011122110010 |
4 | 1323331013233311 |
5 | 13224340320320 |
6 | 542205250433 |
7 | 102351323214 |
oct | 17375075765 |
9 | 5327148403 |
10 | 2079620085 |
11 | 977989394 |
12 | 4a0563a19 |
13 | 271b0383a |
14 | 15a2a307b |
15 | c288dae0 |
hex | 7bf47bf5 |
2079620085 has 16 divisors (see below), whose sum is σ = 3335699520. Its totient is φ = 1106361600.
The previous prime is 2079620083. The next prime is 2079620117. The reversal of 2079620085 is 5800269702.
It is a happy number.
It is not a de Polignac number, because 2079620085 - 21 = 2079620083 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2079620083) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 166855 + ... + 178884.
It is an arithmetic number, because the mean of its divisors is an integer number (208481220).
Almost surely, 22079620085 is an apocalyptic number.
It is an amenable number.
2079620085 is a deficient number, since it is larger than the sum of its proper divisors (1256079435).
2079620085 is a wasteful number, since it uses less digits than its factorization.
2079620085 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 346148.
The product of its (nonzero) digits is 60480, while the sum is 39.
The square root of 2079620085 is about 45602.8517200405. The cubic root of 2079620085 is about 1276.4231367987.
Adding to 2079620085 its reverse (5800269702), we get a palindrome (7879889787).
The spelling of 2079620085 in words is "two billion, seventy-nine million, six hundred twenty thousand, eighty-five".
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