Base | Representation |
---|---|
bin | 1001001011111101001011… |
… | …01111010111010111101000 |
3 | 2122112021220221101202211010 |
4 | 10211332211233113113220 |
5 | 10121442210013201331 |
6 | 110544402013103520 |
7 | 4153355454304260 |
oct | 445764557272750 |
9 | 78467827352733 |
10 | 20202011850216 |
11 | 648969702a069 |
12 | 2323350a87ba0 |
13 | b37070369011 |
14 | 4dbad56007a0 |
15 | 250779c5de46 |
hex | 125fa5bd75e8 |
20202011850216 has 128 divisors (see below), whose sum is σ = 61117077519360. Its totient is φ = 5432318438400.
The previous prime is 20202011850187. The next prime is 20202011850217. The reversal of 20202011850216 is 61205811020202.
It is not an unprimeable number, because it can be changed into a prime (20202011850217) 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, 128358531 + ... + 128515821.
It is an arithmetic number, because the mean of its divisors is an integer number (477477168120).
Almost surely, 220202011850216 is an apocalyptic number.
It is an amenable number.
20202011850216 is an abundant number, since it is smaller than the sum of its proper divisors (40915065669144).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20202011850216 is a wasteful number, since it uses less digits than its factorization.
20202011850216 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 202295 (or 202291 counting only the distinct ones).
The product of its (nonzero) digits is 3840, while the sum is 30.
Adding to 20202011850216 its reverse (61205811020202), we get a palindrome (81407822870418).
The spelling of 20202011850216 in words is "twenty trillion, two hundred two billion, eleven million, eight hundred fifty thousand, two hundred sixteen".
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