Base | Representation |
---|---|
bin | 1100010101111000011… |
… | …0101100100101111001 |
3 | 202021021220000100110202 |
4 | 3011132012230211321 |
5 | 11433220221230241 |
6 | 241223430051545 |
7 | 21214233026210 |
oct | 3053606544571 |
9 | 667256010422 |
10 | 212032211321 |
11 | 81a167236a7 |
12 | 351151a9bb5 |
13 | 16cc1051348 |
14 | a3960c6077 |
15 | 57ae958d9b |
hex | 315e1ac979 |
212032211321 has 16 divisors (see below), whose sum is σ = 243147073920. Its totient is φ = 181124536320.
The previous prime is 212032211299. The next prime is 212032211353. The reversal of 212032211321 is 123112230212.
It is not a de Polignac number, because 212032211321 - 222 = 212028017017 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 212032211293 and 212032211302.
It is not an unprimeable number, because it can be changed into a prime (212032213321) 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, 2411195 + ... + 2497583.
It is an arithmetic number, because the mean of its divisors is an integer number (15196692120).
Almost surely, 2212032211321 is an apocalyptic number.
It is an amenable number.
212032211321 is a deficient number, since it is larger than the sum of its proper divisors (31114862599).
212032211321 is an equidigital number, since it uses as much as digits as its factorization.
212032211321 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 87584.
The product of its (nonzero) digits is 288, while the sum is 20.
Adding to 212032211321 its reverse (123112230212), we get a palindrome (335144441533).
The spelling of 212032211321 in words is "two hundred twelve billion, thirty-two million, two hundred eleven thousand, three hundred twenty-one".
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