Base | Representation |
---|---|
bin | 11110100011110010011… |
… | …110000100111000000100 |
3 | 21102202111110002102020002 |
4 | 132203302132010320010 |
5 | 233401311033323022 |
6 | 4244422053300432 |
7 | 304502153400056 |
oct | 36436236047004 |
9 | 7382443072202 |
10 | 2100012011012 |
11 | 73a67903aa43 |
12 | 29abb5934718 |
13 | 1230516bab06 |
14 | 738d93598d6 |
15 | 3995d2db092 |
hex | 1e8f2784e04 |
2100012011012 has 24 divisors (see below), whose sum is σ = 4036636363200. Its totient is φ = 951492855456.
The previous prime is 2100012010973. The next prime is 2100012011077. The reversal of 2100012011012 is 2101102100012.
It is a super-3 number, since 3×21000120110123 (a number of 38 digits) contains 333 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2100012010984 and 2100012011002.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 600688187 + ... + 600691682.
It is an arithmetic number, because the mean of its divisors is an integer number (168193181800).
Almost surely, 22100012011012 is an apocalyptic number.
It is an amenable number.
2100012011012 is a deficient number, since it is larger than the sum of its proper divisors (1936624352188).
2100012011012 is a wasteful number, since it uses less digits than its factorization.
2100012011012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1201379915 (or 1201379913 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 11.
Adding to 2100012011012 its reverse (2101102100012), we get a palindrome (4201114111024).
The spelling of 2100012011012 in words is "two trillion, one hundred billion, twelve million, eleven thousand, twelve".
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