Base | Representation |
---|---|
bin | 110111111011100011… |
… | …1010111011001101000 |
3 | 102111000200012012211200 |
4 | 1233313013113121220 |
5 | 3431441131121300 |
6 | 131102222324200 |
7 | 11451303220002 |
oct | 1576707273150 |
9 | 374020165750 |
10 | 120110020200 |
11 | 46a35a7aa05 |
12 | 1b340729660 |
13 | b431c28991 |
14 | 5b55bc5372 |
15 | 31ce989200 |
hex | 1bf71d7668 |
120110020200 has 72 divisors (see below), whose sum is σ = 403369490550. Its totient is φ = 32029338240.
The previous prime is 120110020189. The next prime is 120110020201. The reversal of 120110020200 is 2020011021.
It can be written as a sum of positive squares in 3 ways, for example, as 67986390564 + 52123629636 = 260742^2 + 228306^2 .
It is a tau number, because it is divible by the number of its divisors (72).
It is a Harshad number since it is a multiple of its sum of digits (9).
It is not an unprimeable number, because it can be changed into a prime (120110020201) by changing a digit.
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 17 ways as a sum of consecutive naturals, for example, 33362095 + ... + 33365694.
Almost surely, 2120110020200 is an apocalyptic number.
120110020200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
120110020200 is an abundant number, since it is smaller than the sum of its proper divisors (283259470350).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120110020200 is a wasteful number, since it uses less digits than its factorization.
120110020200 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 66727811 (or 66727799 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 9.
Adding to 120110020200 its reverse (2020011021), we get a palindrome (122130031221).
The spelling of 120110020200 in words is "one hundred twenty billion, one hundred ten million, twenty thousand, two hundred".
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