Base | Representation |
---|---|
bin | 100001111011000110011… |
… | …010110110010000111100 |
3 | 22020212020102100010101002 |
4 | 201323012122312100330 |
5 | 301143300001414322 |
6 | 4542534500105432 |
7 | 330265224156542 |
oct | 41730632662074 |
9 | 8225212303332 |
10 | 2331201201212 |
11 | 819725338394 |
12 | 317976695278 |
13 | 13baa6580200 |
14 | 80b8b79dd92 |
15 | 4098e98bc92 |
hex | 21ec66b643c |
2331201201212 has 72 divisors (see below), whose sum is σ = 4467257473392. Its totient is φ = 1063862592000.
The previous prime is 2331201201211. The next prime is 2331201201229. The reversal of 2331201201212 is 2121021021332.
2331201201212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2331201201211) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 51935603 + ... + 51980469.
It is an arithmetic number, because the mean of its divisors is an integer number (62045242686).
Almost surely, 22331201201212 is an apocalyptic number.
It is an amenable number.
2331201201212 is a deficient number, since it is larger than the sum of its proper divisors (2136056272180).
2331201201212 is a wasteful number, since it uses less digits than its factorization.
2331201201212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 45759 (or 45744 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 20.
Adding to 2331201201212 its reverse (2121021021332), we get a palindrome (4452222222544).
It can be divided in two parts, 233120120 and 1212, that added together give a palindrome (233121332).
The spelling of 2331201201212 in words is "two trillion, three hundred thirty-one billion, two hundred one million, two hundred one thousand, two hundred twelve".
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