Base | Representation |
---|---|
bin | 1000000011011000101110 |
3 | 10222020210000 |
4 | 20003120232 |
5 | 1020023042 |
6 | 113125130 |
7 | 23641404 |
oct | 10033056 |
9 | 3866700 |
10 | 2111022 |
11 | 1212051 |
12 | 8597a6 |
13 | 58bb34 |
14 | 3cd474 |
15 | 2ba74c |
hex | 20362e |
2111022 has 40 divisors (see below), whose sum is σ = 4817736. Its totient is φ = 690768.
The previous prime is 2110981. The next prime is 2111023. The reversal of 2111022 is 2201112.
It is a Harshad number since it is a multiple of its sum of digits (9).
It is a junction number, because it is equal to n+sod(n) for n = 2110995 and 2111013.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2111023) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 13368 + ... + 13524.
22111022 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2111022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2408868).
2111022 is an abundant number, since it is smaller than the sum of its proper divisors (2706714).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2111022 is a wasteful number, since it uses less digits than its factorization.
2111022 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 254 (or 245 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 9.
The square root of 2111022 is about 1452.9356489535. The cubic root of 2111022 is about 128.2815660476.
Adding to 2111022 its reverse (2201112), we get a palindrome (4312134).
The spelling of 2111022 in words is "two million, one hundred eleven thousand, twenty-two".
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