Base | Representation |
---|---|
bin | 110000001101000001010101… |
… | …100000000110111101001100 |
3 | 1000210122002200121102020210012 |
4 | 300031001111200012331030 |
5 | 210241411042133223040 |
6 | 2030515531342132352 |
7 | 62440365625066265 |
oct | 6015012540067514 |
9 | 1023562617366705 |
10 | 212001020211020 |
11 | 61606145065857 |
12 | 1b93b2748810b8 |
13 | 913a7c2144111 |
14 | 3a4cc92cd196c |
15 | 1979976834865 |
hex | c0d055806f4c |
212001020211020 has 48 divisors (see below), whose sum is σ = 446352196006080. Its totient is φ = 84581355714816.
The previous prime is 212001020211007. The next prime is 212001020211041. The reversal of 212001020211020 is 20112020100212.
It is a junction number, because it is equal to n+sod(n) for n = 212001020210986 and 212001020211004.
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 15 ways as a sum of consecutive naturals, for example, 1002059369 + ... + 1002270911.
It is an arithmetic number, because the mean of its divisors is an integer number (9299004083460).
Almost surely, 2212001020211020 is an apocalyptic number.
212001020211020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
212001020211020 is an abundant number, since it is smaller than the sum of its proper divisors (234351175795060).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
212001020211020 is a wasteful number, since it uses less digits than its factorization.
212001020211020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 340754 (or 340752 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 212001020211020 its reverse (20112020100212), we get a palindrome (232113040311232).
The spelling of 212001020211020 in words is "two hundred twelve trillion, one billion, twenty million, two hundred eleven thousand, twenty".
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