Base | Representation |
---|---|
bin | 11000101000001101… |
… | …01110101100000111 |
3 | 1021010110220212201000 |
4 | 30110012232230013 |
5 | 204034341212221 |
6 | 10024005504343 |
7 | 645441635052 |
oct | 142406565407 |
9 | 37113825630 |
10 | 13222210311 |
11 | 5675658342 |
12 | 26901120b3 |
13 | 13294344ab |
14 | 8d608da99 |
15 | 525be6e26 |
hex | 3141aeb07 |
13222210311 has 8 divisors (see below), whose sum is σ = 19588459760. Its totient is φ = 8814806856.
The previous prime is 13222210297. The next prime is 13222210319. The reversal of 13222210311 is 11301222231.
13222210311 is a `hidden beast` number, since 1 + 322 + 22 + 10 + 311 = 666.
It is not a de Polignac number, because 13222210311 - 214 = 13222193927 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13222210319) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 244855720 + ... + 244855773.
It is an arithmetic number, because the mean of its divisors is an integer number (2448557470).
Almost surely, 213222210311 is an apocalyptic number.
13222210311 is a deficient number, since it is larger than the sum of its proper divisors (6366249449).
13222210311 is an equidigital number, since it uses as much as digits as its factorization.
13222210311 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 489711502 (or 489711496 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 18.
Adding to 13222210311 its reverse (11301222231), we get a palindrome (24523432542).
The spelling of 13222210311 in words is "thirteen billion, two hundred twenty-two million, two hundred ten thousand, three hundred eleven".
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