Base | Representation |
---|---|
bin | 1001001011111101010111… |
… | …00110111101111001010110 |
3 | 2122112022011210200011000200 |
4 | 10211332223212331321112 |
5 | 10121442410214441042 |
6 | 110544415451321330 |
7 | 4153361061232032 |
oct | 445765346757126 |
9 | 78468153604020 |
10 | 20202110312022 |
11 | 648973766a961 |
12 | 2323379a50246 |
13 | b37087891642 |
14 | 4dbb047111c2 |
15 | 25078370cc4c |
hex | 125fab9bde56 |
20202110312022 has 96 divisors (see below), whose sum is σ = 46605289610880. Its totient is φ = 6312378159360.
The previous prime is 20202110312011. The next prime is 20202110312047. The reversal of 20202110312022 is 22021301120202.
20202110312022 is a `hidden beast` number, since 20 + 202 + 110 + 312 + 0 + 22 = 666.
It is a super-2 number, since 2×202021103120222 (a number of 27 digits) contains 22 as substring.
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 = 20202110311986 and 20202110312004.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7769283 + ... + 10038225.
It is an arithmetic number, because the mean of its divisors is an integer number (485471766780).
Almost surely, 220202110312022 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 20202110312022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23302644805440).
20202110312022 is an abundant number, since it is smaller than the sum of its proper divisors (26403179298858).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20202110312022 is a wasteful number, since it uses less digits than its factorization.
20202110312022 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2269478 (or 2269475 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 18.
Adding to 20202110312022 its reverse (22021301120202), we get a palindrome (42223411432224).
The spelling of 20202110312022 in words is "twenty trillion, two hundred two billion, one hundred ten million, three hundred twelve thousand, twenty-two".
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