Base | Representation |
---|---|
bin | 1100010101110011011… |
… | …0001010101101010010 |
3 | 202021020102021211120101 |
4 | 3011130312022231102 |
5 | 11433144320213020 |
6 | 241221353403014 |
7 | 21213555424132 |
oct | 3053466125522 |
9 | 667212254511 |
10 | 212011101010 |
11 | 81a05815165 |
12 | 3510a10946a |
13 | 16cb986c737 |
14 | a39338cac2 |
15 | 57acb8900a |
hex | 315cd8ab52 |
212011101010 has 32 divisors (see below), whose sum is σ = 382339077120. Its totient is φ = 84644740992.
The previous prime is 212011100993. The next prime is 212011101023. The reversal of 212011101010 is 10101110212.
212011101010 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (10).
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 15 ways as a sum of consecutive naturals, for example, 28313487 + ... + 28320973.
It is an arithmetic number, because the mean of its divisors is an integer number (11948096160).
Almost surely, 2212011101010 is an apocalyptic number.
212011101010 is a deficient number, since it is larger than the sum of its proper divisors (170327976110).
212011101010 is a wasteful number, since it uses less digits than its factorization.
212011101010 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12450.
The product of its (nonzero) digits is 4, while the sum is 10.
Adding to 212011101010 its reverse (10101110212), we get a palindrome (222112211222).
It can be divided in two parts, 21201 and 1101010, that added together give a palindrome (1122211).
The spelling of 212011101010 in words is "two hundred twelve billion, eleven million, one hundred one thousand, ten".
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