Base | Representation |
---|---|
bin | 1011101101100001110… |
… | …1100001000110010100 |
3 | 201020022222111200200202 |
4 | 2323120131201012110 |
5 | 11244024212041040 |
6 | 232232520400032 |
7 | 20351632506605 |
oct | 2733035410624 |
9 | 636288450622 |
10 | 201200112020 |
11 | 78368244116 |
12 | 32bb1616018 |
13 | 15c85b5262b |
14 | 9a4963ddac |
15 | 53789d3015 |
hex | 2ed8761194 |
201200112020 has 24 divisors (see below), whose sum is σ = 444758143200. Its totient is φ = 76244252832.
The previous prime is 201200111977. The next prime is 201200112059. The reversal of 201200112020 is 20211002102.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 201200111992 and 201200112010.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 264736610 + ... + 264737369.
It is an arithmetic number, because the mean of its divisors is an integer number (18531589300).
Almost surely, 2201200112020 is an apocalyptic number.
201200112020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
201200112020 is an abundant number, since it is smaller than the sum of its proper divisors (243558031180).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
201200112020 is a wasteful number, since it uses less digits than its factorization.
201200112020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 529474007 (or 529474005 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 11.
Adding to 201200112020 its reverse (20211002102), we get a palindrome (221411114122).
The spelling of 201200112020 in words is "two hundred one billion, two hundred million, one hundred twelve thousand, twenty".
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