Base | Representation |
---|---|
bin | 10111001111100001101011… |
… | …001100101000111010001010 |
3 | 111101221022220100012001221200 |
4 | 113033201223030220322022 |
5 | 101344301144122321302 |
6 | 1001224051525245030 |
7 | 30350203644422433 |
oct | 2717415314507212 |
9 | 441838810161850 |
10 | 102222020120202 |
11 | 2a63112a487404 |
12 | b56b38b863776 |
13 | 4506658a744b8 |
14 | 1b3580208048a |
15 | bc4068ec681c |
hex | 5cf86b328e8a |
102222020120202 has 48 divisors (see below), whose sum is σ = 227541626075400. Its totient is φ = 33142213518336.
The previous prime is 102222020120189. The next prime is 102222020120203. The reversal of 102222020120202 is 202021020222201.
102222020120202 is a `hidden beast` number, since 1 + 0 + 22 + 220 + 201 + 20 + 202 = 666.
102222020120202 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 83523496096161 + 18698524024041 = 9139119^2 + 4324179^2 .
It is a Harshad number since it is a multiple of its sum of digits (18).
It is not an unprimeable number, because it can be changed into a prime (102222020120203) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23139343 + ... + 27200610.
Almost surely, 2102222020120202 is an apocalyptic number.
102222020120202 is an abundant number, since it is smaller than the sum of its proper divisors (125319605955198).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102222020120202 is a wasteful number, since it uses less digits than its factorization.
102222020120202 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 50343047 (or 50343044 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 18.
Adding to 102222020120202 its reverse (202021020222201), we get a palindrome (304243040342403).
The spelling of 102222020120202 in words is "one hundred two trillion, two hundred twenty-two billion, twenty million, one hundred twenty thousand, two hundred two".
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