Base | Representation |
---|---|
bin | 1100011010011001000… |
… | …1100100001100000000 |
3 | 202101102021100210202211 |
4 | 3012212101210030000 |
5 | 11443210203120112 |
6 | 241543521551504 |
7 | 21256234522600 |
oct | 3064621441400 |
9 | 671367323684 |
10 | 213243020032 |
11 | 82488142159 |
12 | 353b27a5594 |
13 | 17154b5b4c3 |
14 | a46cc2ac00 |
15 | 5830dcc0a7 |
hex | 31a6464300 |
213243020032 has 54 divisors (see below), whose sum is σ = 495147465708. Its totient is φ = 91389860352.
The previous prime is 213243020009. The next prime is 213243020033. The reversal of 213243020032 is 230020342312.
213243020032 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 213243019985 and 213243020012.
It is not an unprimeable number, because it can be changed into a prime (213243020033) 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 5 ways as a sum of consecutive naturals, for example, 8487258 + ... + 8512345.
Almost surely, 2213243020032 is an apocalyptic number.
It is an amenable number.
213243020032 is an abundant number, since it is smaller than the sum of its proper divisors (281904445676).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
213243020032 is an equidigital number, since it uses as much as digits as its factorization.
213243020032 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16999633 (or 16999612 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 22.
Adding to 213243020032 its reverse (230020342312), we get a palindrome (443263362344).
The spelling of 213243020032 in words is "two hundred thirteen billion, two hundred forty-three million, twenty thousand, thirty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •