Base | Representation |
---|---|
bin | 1000001101000001… |
… | …1001000001101111 |
3 | 12200110122212220211 |
4 | 2003100121001233 |
5 | 14002220041421 |
6 | 1002302523251 |
7 | 105366433633 |
oct | 20320310157 |
9 | 5613585824 |
10 | 2202112111 |
11 | a30042471 |
12 | 515596527 |
13 | 2912c0b24 |
14 | 16c66adc3 |
15 | cd4d79e1 |
hex | 8341906f |
2202112111 has 4 divisors (see below), whose sum is σ = 2202213952. Its totient is φ = 2202010272.
The previous prime is 2202112079. The next prime is 2202112127. The reversal of 2202112111 is 1112112022.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It is a cyclic number.
It is not a de Polignac number, because 2202112111 - 25 = 2202112079 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2202112091 and 2202112100.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2202112411) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 4191 + ... + 66496.
It is an arithmetic number, because the mean of its divisors is an integer number (550553488).
Almost surely, 22202112111 is an apocalyptic number.
2202112111 is a deficient number, since it is larger than the sum of its proper divisors (101841).
2202112111 is an equidigital number, since it uses as much as digits as its factorization.
2202112111 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 101840.
The product of its (nonzero) digits is 16, while the sum is 13.
The square root of 2202112111 is about 46926.6673758110. The cubic root of 2202112111 is about 1301.0075248644.
Adding to 2202112111 its reverse (1112112022), we get a palindrome (3314224133).
The spelling of 2202112111 in words is "two billion, two hundred two million, one hundred twelve thousand, one hundred eleven".
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