Base | Representation |
---|---|
bin | 101101111101001111000111… |
… | …010100011010100010000010 |
3 | 222111122111120221210121212210 |
4 | 231331033013110122202002 |
5 | 202443014142230000002 |
6 | 1553512424224002550 |
7 | 60400463140052100 |
oct | 5575170724324202 |
9 | 874574527717783 |
10 | 202120210000002 |
11 | 59446777311378 |
12 | 1a804301460456 |
13 | 88a1b14386468 |
14 | 37ca955682c70 |
15 | 18579256a496c |
hex | b7d3c751a882 |
202120210000002 has 24 divisors (see below), whose sum is σ = 470238855919056. Its totient is φ = 57748631428488.
The previous prime is 202120210000001. The next prime is 202120210000031. The reversal of 202120210000002 is 200000012021202.
202120210000002 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (202120210000001) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 343741853448 + ... + 343741854035.
It is an arithmetic number, because the mean of its divisors is an integer number (19593285663294).
Almost surely, 2202120210000002 is an apocalyptic number.
202120210000002 is an abundant number, since it is smaller than the sum of its proper divisors (268118645919054).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
202120210000002 is a wasteful number, since it uses less digits than its factorization.
202120210000002 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 687483707502 (or 687483707495 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 12.
Adding to 202120210000002 its reverse (200000012021202), we get a palindrome (402120222021204).
The spelling of 202120210000002 in words is "two hundred two trillion, one hundred twenty billion, two hundred ten million, two", and thus it is an aban number.
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