Base | Representation |
---|---|
bin | 1100010110100000011… |
… | …0111011011001011001 |
3 | 202021201120211010210101 |
4 | 3011220012323121121 |
5 | 11434041202402441 |
6 | 241252223215401 |
7 | 21221341420522 |
oct | 3055006733131 |
9 | 667646733711 |
10 | 212200044121 |
11 | 81aa243599a |
12 | 35161447561 |
13 | 17019a550b0 |
14 | a3b04d3849 |
15 | 57be55c231 |
hex | 31681bb659 |
212200044121 has 16 divisors (see below), whose sum is σ = 233867322304. Its totient is φ = 191297381184.
The previous prime is 212200044107. The next prime is 212200044127. The reversal of 212200044121 is 121440002212.
212200044121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 212200044121 - 233 = 203610109529 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (212200044127) 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, 5518855 + ... + 5557171.
It is an arithmetic number, because the mean of its divisors is an integer number (14616707644).
Almost surely, 2212200044121 is an apocalyptic number.
It is an amenable number.
212200044121 is a deficient number, since it is larger than the sum of its proper divisors (21667278183).
212200044121 is a wasteful number, since it uses less digits than its factorization.
212200044121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 48280.
The product of its (nonzero) digits is 256, while the sum is 19.
Adding to 212200044121 its reverse (121440002212), we get a palindrome (333640046333).
The spelling of 212200044121 in words is "two hundred twelve billion, two hundred million, forty-four thousand, one hundred twenty-one".
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