Base | Representation |
---|---|
bin | 111110100101011… |
… | …1010001111101010 |
3 | 12102100112122220121 |
4 | 1331022322033222 |
5 | 13300100341020 |
6 | 544214313454 |
7 | 103016543665 |
oct | 17512721752 |
9 | 5370478817 |
10 | 2100012010 |
11 | 988447118 |
12 | 4a735888a |
13 | 2760c3475 |
14 | 15cc906dc |
15 | c456abaa |
hex | 7d2ba3ea |
2100012010 has 32 divisors (see below), whose sum is σ = 3957351552. Its totient is φ = 800838720.
The previous prime is 2100011999. The next prime is 2100012011. The reversal of 2100012010 is 102100012.
It is a junction number, because it is equal to n+sod(n) for n = 2100011984 and 2100012002.
It is not an unprimeable number, because it can be changed into a prime (2100012011) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55740 + ... + 85480.
It is an arithmetic number, because the mean of its divisors is an integer number (123667236).
Almost surely, 22100012010 is an apocalyptic number.
2100012010 is a deficient number, since it is larger than the sum of its proper divisors (1857339542).
2100012010 is a wasteful number, since it uses less digits than its factorization.
2100012010 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 30078.
The product of its (nonzero) digits is 4, while the sum is 7.
The square root of 2100012010 is about 45825.8879892141. The cubic root of 2100012010 is about 1280.5816062139.
Adding to 2100012010 its reverse (102100012), we get a palindrome (2202112022).
The spelling of 2100012010 in words is "two billion, one hundred million, twelve thousand, ten".
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