Base | Representation |
---|---|
bin | 111000010110011000… |
… | …0100011100011011010 |
3 | 102120100101200110012110 |
4 | 1300230300203203122 |
5 | 3440312030312310 |
6 | 131331412253150 |
7 | 11512512054636 |
oct | 1605460434332 |
9 | 376311613173 |
10 | 121010010330 |
11 | 47357aa5900 |
12 | 1b5520111b6 |
13 | b54651aa11 |
14 | 5bdd53bdc6 |
15 | 32339b2d20 |
hex | 1c2cc238da |
121010010330 has 48 divisors (see below), whose sum is σ = 319226416992. Its totient is φ = 29335759200.
The previous prime is 121010010313. The next prime is 121010010343. The reversal of 121010010330 is 33010010121.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16664416 + ... + 16671675.
It is an arithmetic number, because the mean of its divisors is an integer number (6650550354).
Almost surely, 2121010010330 is an apocalyptic number.
121010010330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
121010010330 is an abundant number, since it is smaller than the sum of its proper divisors (198216406662).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121010010330 is a wasteful number, since it uses less digits than its factorization.
121010010330 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33336123 (or 33336112 counting only the distinct ones).
The product of its (nonzero) digits is 18, while the sum is 12.
Adding to 121010010330 its reverse (33010010121), we get a palindrome (154020020451).
The spelling of 121010010330 in words is "one hundred twenty-one billion, ten million, ten thousand, three hundred thirty".
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