Base | Representation |
---|---|
bin | 1001001011111101011001… |
… | …11101111110010011010100 |
3 | 2122112022020101120220222110 |
4 | 10211332230331332103110 |
5 | 10121442432034321322 |
6 | 110544422024231020 |
7 | 4153361456135151 |
oct | 445765475762324 |
9 | 78468211526873 |
10 | 20202133120212 |
11 | 6489749528aaa |
12 | 232338560b470 |
13 | b3708c519004 |
14 | 4dbb0776b228 |
15 | 250785715c0c |
hex | 125facf7e4d4 |
20202133120212 has 48 divisors (see below), whose sum is σ = 47236421635200. Its totient is φ = 6720037763712.
The previous prime is 20202133120121. The next prime is 20202133120217. The reversal of 20202133120212 is 21202133120202.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20202133120217) 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, 16940518 + ... + 18093794.
It is an arithmetic number, because the mean of its divisors is an integer number (984092117400).
Almost surely, 220202133120212 is an apocalyptic number.
It is an amenable number.
20202133120212 is an abundant number, since it is smaller than the sum of its proper divisors (27034288514988).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20202133120212 is a wasteful number, since it uses less digits than its factorization.
20202133120212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1156320 (or 1156318 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 21.
Adding to 20202133120212 its reverse (21202133120202), we get a palindrome (41404266240414).
The spelling of 20202133120212 in words is "twenty trillion, two hundred two billion, one hundred thirty-three million, one hundred twenty thousand, two hundred twelve".
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