Base | Representation |
---|---|
bin | 110111111110010011… |
… | …1000011001101111010 |
3 | 102111021002200001111212 |
4 | 1233330213003031322 |
5 | 3432133231242333 |
6 | 131115314323122 |
7 | 11453502642254 |
oct | 1577447031572 |
9 | 374232601455 |
10 | 120202212218 |
11 | 46a83019160 |
12 | 1b3675894a2 |
13 | b44806757a |
14 | 5b64142cd4 |
15 | 31d7aea448 |
hex | 1bfc9c337a |
120202212218 has 16 divisors (see below), whose sum is σ = 207046873440. Its totient is φ = 51761718000.
The previous prime is 120202212203. The next prime is 120202212253. The reversal of 120202212218 is 812212202021.
It is a happy number.
It is a super-2 number, since 2×1202022122182 (a number of 23 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 120202212193 and 120202212202.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 143782133 + ... + 143782968.
It is an arithmetic number, because the mean of its divisors is an integer number (12940429590).
Almost surely, 2120202212218 is an apocalyptic number.
120202212218 is a deficient number, since it is larger than the sum of its proper divisors (86844661222).
120202212218 is a wasteful number, since it uses less digits than its factorization.
120202212218 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 287565133.
The product of its (nonzero) digits is 512, while the sum is 23.
Adding to 120202212218 its reverse (812212202021), we get a palindrome (932414414239).
The spelling of 120202212218 in words is "one hundred twenty billion, two hundred two million, two hundred twelve thousand, two hundred eighteen".
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