Base | Representation |
---|---|
bin | 11110111000011101101… |
… | …100010100010110111010 |
3 | 21111212210121021202200021 |
4 | 132320131230110112322 |
5 | 234232242233014320 |
6 | 4302533012201054 |
7 | 306216251242420 |
oct | 36703554242672 |
9 | 7455717252607 |
10 | 2122212001210 |
11 | 749030392184 |
12 | 2a337060918a |
13 | 12517bac27a2 |
14 | 74a038b9110 |
15 | 3a30c270daa |
hex | 1ee1db145ba |
2122212001210 has 64 divisors (see below), whose sum is σ = 4468944598272. Its totient is φ = 710420046336.
The previous prime is 2122212001199. The next prime is 2122212001369. The reversal of 2122212001210 is 121002122212.
It is a happy number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7742464 + ... + 8011876.
It is an arithmetic number, because the mean of its divisors is an integer number (69827259348).
Almost surely, 22122212001210 is an apocalyptic number.
2122212001210 is an abundant number, since it is smaller than the sum of its proper divisors (2346732597062).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2122212001210 is a wasteful number, since it uses less digits than its factorization.
2122212001210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 272087.
The product of its (nonzero) digits is 64, while the sum is 16.
Adding to 2122212001210 its reverse (121002122212), we get a palindrome (2243214123422).
The spelling of 2122212001210 in words is "two trillion, one hundred twenty-two billion, two hundred twelve million, one thousand, two hundred ten".
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