Base | Representation |
---|---|
bin | 1000001111001011… |
… | …0000001110001100 |
3 | 12201002121112102210 |
4 | 2003302300032030 |
5 | 14012021320022 |
6 | 1003223550420 |
7 | 105536132013 |
oct | 20362601614 |
9 | 5632545383 |
10 | 2211120012 |
11 | a35135212 |
12 | 5185bb410 |
13 | 293125c4a |
14 | 16d933a7a |
15 | ce1b6a0c |
hex | 83cb038c |
2211120012 has 48 divisors (see below), whose sum is σ = 5330726912. Its totient is φ = 712592640.
The previous prime is 2211120001. The next prime is 2211120077. The reversal of 2211120012 is 2100211122.
It is a Harshad number since it is a multiple of its sum of digits (12).
It is a self number, because there is not a number n which added to its sum of digits gives 2211120012.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 527268 + ... + 531444.
Almost surely, 22211120012 is an apocalyptic number.
It is an amenable number.
2211120012 is an abundant number, since it is smaller than the sum of its proper divisors (3119606900).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2211120012 is a wasteful number, since it uses less digits than its factorization.
2211120012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5638 (or 5636 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 12.
The square root of 2211120012 is about 47022.5479105503. The cubic root of 2211120012 is about 1302.7790670618.
Adding to 2211120012 its reverse (2100211122), we get a palindrome (4311331134).
The spelling of 2211120012 in words is "two billion, two hundred eleven million, one hundred twenty thousand, twelve".
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