Base | Representation |
---|---|
bin | 111101101001111… |
… | …1011001110011010 |
3 | 12100011211222201221 |
4 | 1323103323032122 |
5 | 13214104232030 |
6 | 541142002254 |
7 | 102160454533 |
oct | 17323731632 |
9 | 5304758657 |
10 | 2068820890 |
11 | 971882834 |
12 | 498a1638a |
13 | 26c7c2296 |
14 | 158a9168a |
15 | c1958e7a |
hex | 7b4fb39a |
2068820890 has 32 divisors (see below), whose sum is σ = 3922583040. Its totient is φ = 783432000.
The previous prime is 2068820881. The next prime is 2068820911. The reversal of 2068820890 is 980288602.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 367900 + ... + 373480.
It is an arithmetic number, because the mean of its divisors is an integer number (122580720).
Almost surely, 22068820890 is an apocalyptic number.
2068820890 is a deficient number, since it is larger than the sum of its proper divisors (1853762150).
2068820890 is a wasteful number, since it uses less digits than its factorization.
2068820890 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7558.
The product of its (nonzero) digits is 110592, while the sum is 43.
The square root of 2068820890 is about 45484.2927833335. The cubic root of 2068820890 is about 1274.2098685154.
The spelling of 2068820890 in words is "two billion, sixty-eight million, eight hundred twenty thousand, eight hundred ninety".
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