Base | Representation |
---|---|
bin | 11001010100101… |
… | …11101011000100 |
3 | 112210201202010021 |
4 | 30222113223010 |
5 | 413340333404 |
6 | 33025104524 |
7 | 5156440645 |
oct | 1452275304 |
9 | 483652107 |
10 | 212433604 |
11 | a9a05569 |
12 | 5b188144 |
13 | 3501b776 |
14 | 202db6cc |
15 | 139b3454 |
hex | ca97ac4 |
212433604 has 24 divisors (see below), whose sum is σ = 392817600. Its totient is φ = 100242720.
The previous prime is 212433601. The next prime is 212433629. The reversal of 212433604 is 406334212.
212433604 is digitally balanced in base 2, base 3 and base 9, because in such bases it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×2124336042 = 90256072216857632, which contains 22 as substring.
212433604 is strictly pandigital in base 9.
It is not an unprimeable number, because it can be changed into a prime (212433601) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15249 + ... + 25639.
It is an arithmetic number, because the mean of its divisors is an integer number (16367400).
Almost surely, 2212433604 is an apocalyptic number.
It is an amenable number.
212433604 is a deficient number, since it is larger than the sum of its proper divisors (180383996).
212433604 is a wasteful number, since it uses less digits than its factorization.
212433604 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10683 (or 10681 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 25.
The square root of 212433604 is about 14575.1021951820. The cubic root of 212433604 is about 596.6794385012.
Adding to 212433604 its reverse (406334212), we get a palindrome (618767816).
The spelling of 212433604 in words is "two hundred twelve million, four hundred thirty-three thousand, six hundred four".
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