Base | Representation |
---|---|
bin | 1001001011111001101001… |
… | …00000011001101010000100 |
3 | 2122112010000112200120012211 |
4 | 10211330310200121222010 |
5 | 10121424312144231040 |
6 | 110543445310553204 |
7 | 4153260415563634 |
oct | 445746440315204 |
9 | 78463015616184 |
10 | 20200112102020 |
11 | 6488901736134 |
12 | 2322b00808804 |
13 | b36b298c2c66 |
14 | 4db9951a06c4 |
15 | 2506b80a08ea |
hex | 125f34819a84 |
20200112102020 has 24 divisors (see below), whose sum is σ = 43788630106368. Its totient is φ = 7819398232800.
The previous prime is 20200112101931. The next prime is 20200112102081. The reversal of 20200112102020 is 2020121100202.
It is a happy number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16290412366 + ... + 16290413605.
It is an arithmetic number, because the mean of its divisors is an integer number (1824526254432).
Almost surely, 220200112102020 is an apocalyptic number.
20200112102020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20200112102020 is an abundant number, since it is smaller than the sum of its proper divisors (23588518004348).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20200112102020 is a wasteful number, since it uses less digits than its factorization.
20200112102020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 32580826011 (or 32580826009 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 13.
Adding to 20200112102020 its reverse (2020121100202), we get a palindrome (22220233202222).
The spelling of 20200112102020 in words is "twenty trillion, two hundred billion, one hundred twelve million, one hundred two thousand, twenty".
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