Base | Representation |
---|---|
bin | 10101100111100010… |
… | …111000010010111100 |
3 | 2012220200112110110210 |
4 | 111213202320102330 |
5 | 340014240030322 |
6 | 14355150232420 |
7 | 1451134012134 |
oct | 254742702274 |
9 | 65820473423 |
10 | 23212033212 |
11 | 9931651125 |
12 | 45b97b5710 |
13 | 225bc9a5c4 |
14 | 11a2b23ac4 |
15 | 90cc4470c |
hex | 5678b84bc |
23212033212 has 24 divisors (see below), whose sum is σ = 54175340800. Its totient is φ = 7735354416.
The previous prime is 23212033193. The next prime is 23212033253. The reversal of 23212033212 is 21233021232.
It is a happy number.
It is a super-3 number, since 3×232120332123 (a number of 32 digits) contains 333 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 199762 + ... + 293817.
Almost surely, 223212033212 is an apocalyptic number.
It is an amenable number.
23212033212 is an abundant number, since it is smaller than the sum of its proper divisors (30963307588).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23212033212 is a wasteful number, since it uses less digits than its factorization.
23212033212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 497505 (or 497503 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 21.
Adding to 23212033212 its reverse (21233021232), we get a palindrome (44445054444).
The spelling of 23212033212 in words is "twenty-three billion, two hundred twelve million, thirty-three thousand, two hundred twelve".
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