Base | Representation |
---|---|
bin | 10010101111111101… |
… | …111100011100000010 |
3 | 1220222001010200021000 |
4 | 102233331330130002 |
5 | 312212310322242 |
6 | 13125405112430 |
7 | 1311615125226 |
oct | 225775743402 |
9 | 56861120230 |
10 | 20132120322 |
11 | 85a1069a76 |
12 | 3a9a258716 |
13 | 1b8ab86542 |
14 | d8da78786 |
15 | 7cc667a4c |
hex | 4aff7c702 |
20132120322 has 64 divisors (see below), whose sum is σ = 45207388800. Its totient is φ = 6640626240.
The previous prime is 20132120321. The next prime is 20132120353. The reversal of 20132120322 is 22302123102.
20132120322 is a `hidden beast` number, since 2 + 0 + 1 + 321 + 20 + 322 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 20132120295 and 20132120304.
It is not an unprimeable number, because it can be changed into a prime (20132120321) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2375172 + ... + 2383632.
It is an arithmetic number, because the mean of its divisors is an integer number (706365450).
Almost surely, 220132120322 is an apocalyptic number.
20132120322 is an abundant number, since it is smaller than the sum of its proper divisors (25075268478).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20132120322 is a wasteful number, since it uses less digits than its factorization.
20132120322 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8928 (or 8922 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
Adding to 20132120322 its reverse (22302123102), we get a palindrome (42434243424).
The spelling of 20132120322 in words is "twenty billion, one hundred thirty-two million, one hundred twenty thousand, three hundred twenty-two".
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