Base | Representation |
---|---|
bin | 1001001011111001011110… |
… | …01001011101011101101100 |
3 | 2122112002210021112011212121 |
4 | 10211330233021131131230 |
5 | 10121424121140432340 |
6 | 110543432340042324 |
7 | 4153255244466250 |
oct | 445745711353554 |
9 | 78462707464777 |
10 | 20200022202220 |
11 | 6488865a13083 |
12 | 2322a966933a4 |
13 | b36b140a7803 |
14 | 4db98727c260 |
15 | 2506b024394a |
hex | 125f2f25d76c |
20200022202220 has 24 divisors (see below), whose sum is σ = 48480053285664. Its totient is φ = 6925721897856.
The previous prime is 20200022202209. The next prime is 20200022202223. The reversal of 20200022202220 is 2220222000202.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 20200022202194 and 20200022202203.
It is not an unprimeable number, because it can be changed into a prime (20200022202223) 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, 72142936297 + ... + 72142936576.
It is an arithmetic number, because the mean of its divisors is an integer number (2020002220236).
Almost surely, 220200022202220 is an apocalyptic number.
20200022202220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20200022202220 is an abundant number, since it is smaller than the sum of its proper divisors (28280031083444).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20200022202220 is a wasteful number, since it uses less digits than its factorization.
20200022202220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 144285872889 (or 144285872887 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 16.
Adding to 20200022202220 its reverse (2220222000202), we get a palindrome (22420244202422).
The spelling of 20200022202220 in words is "twenty trillion, two hundred billion, twenty-two million, two hundred two thousand, two hundred twenty".
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