Base | Representation |
---|---|
bin | 111110111000100… |
… | …1000001110000010 |
3 | 12110001101200000000 |
4 | 1331301020032002 |
5 | 13310131440342 |
6 | 545213140430 |
7 | 103200652032 |
oct | 17561101602 |
9 | 5401350000 |
10 | 2110030722 |
11 | 99306a348 |
12 | 4aa78a716 |
13 | 2781c06b7 |
14 | 16033b8c2 |
15 | c539944c |
hex | 7dc48382 |
2110030722 has 54 divisors (see below), whose sum is σ = 4759196169. Its totient is φ = 701589600.
The previous prime is 2110030721. The next prime is 2110030729. The reversal of 2110030722 is 2270300112.
It can be written as a sum of positive squares in 2 ways, for example, as 1264442481 + 845588241 = 35559^2 + 29079^2 .
It is a tau number, because it is divible by the number of its divisors (54).
It is an ABA number since it can be written as A⋅BA, here for A=2, B=32481.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 2110030695 and 2110030704.
It is not an unprimeable number, because it can be changed into a prime (2110030721) by changing a digit.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 5261722 + ... + 5262122.
Almost surely, 22110030722 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2110030722
2110030722 is an abundant number, since it is smaller than the sum of its proper divisors (2649165447).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2110030722 is an frugal number, since it uses more digits than its factorization.
2110030722 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 828 (or 406 counting only the distinct ones).
The product of its (nonzero) digits is 168, while the sum is 18.
The square root of 2110030722 is about 45935.0707194405. The cubic root of 2110030722 is about 1282.6148373624.
Multiplying 2110030722 by its sum of digits (18), we get a square (37980552996 = 1948862).
2110030722 divided by its sum of digits (18) gives a square (117223929 = 108272).
Adding to 2110030722 its reverse (2270300112), we get a palindrome (4380330834).
The spelling of 2110030722 in words is "two billion, one hundred ten million, thirty thousand, seven hundred twenty-two".
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