Base | Representation |
---|---|
bin | 1100010110111000101… |
… | …1111100101000110110 |
3 | 202021222200201012211010 |
4 | 3011232023330220312 |
5 | 11434243304220342 |
6 | 241310305053050 |
7 | 21224020264632 |
oct | 3055613745066 |
9 | 667880635733 |
10 | 212302023222 |
11 | 82044a59343 |
12 | 3518b627186 |
13 | 17034c0c663 |
14 | a3bdc7bdc2 |
15 | 57c84a329c |
hex | 316e2fca36 |
212302023222 has 32 divisors (see below), whose sum is σ = 448494013440. Its totient is φ = 66891857760.
The previous prime is 212302023217. The next prime is 212302023223. The reversal of 212302023222 is 222320203212.
It is a super-2 number, since 2×2123020232222 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (212302023223) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13264197 + ... + 13280192.
It is an arithmetic number, because the mean of its divisors is an integer number (14015437920).
Almost surely, 2212302023222 is an apocalyptic number.
212302023222 is an abundant number, since it is smaller than the sum of its proper divisors (236191990218).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
212302023222 is a wasteful number, since it uses less digits than its factorization.
212302023222 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26544468.
The product of its (nonzero) digits is 1152, while the sum is 21.
Adding to 212302023222 its reverse (222320203212), we get a palindrome (434622226434).
The spelling of 212302023222 in words is "two hundred twelve billion, three hundred two million, twenty-three thousand, two hundred twenty-two".
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