Base | Representation |
---|---|
bin | 111000010110011000… |
… | …0100001000011110001 |
3 | 102120100101122221012001 |
4 | 1300230300201003301 |
5 | 3440312030000423 |
6 | 131331412134001 |
7 | 11512512013102 |
oct | 1605460410361 |
9 | 376311587161 |
10 | 121010000113 |
11 | 47357a99162 |
12 | 1b552007301 |
13 | b546516182 |
14 | 5bdd5383a9 |
15 | 32339aecad |
hex | 1c2cc210f1 |
121010000113 has 4 divisors (see below), whose sum is σ = 122208119028. Its totient is φ = 119811881200.
The previous prime is 121010000071. The next prime is 121010000143. The reversal of 121010000113 is 311000010121.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 64868014864 + 56141985249 = 254692^2 + 236943^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-121010000113 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 121010000113.
It is not an unprimeable number, because it can be changed into a prime (121010000143) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 599059306 + ... + 599059507.
It is an arithmetic number, because the mean of its divisors is an integer number (30552029757).
Almost surely, 2121010000113 is an apocalyptic number.
It is an amenable number.
121010000113 is a deficient number, since it is larger than the sum of its proper divisors (1198118915).
121010000113 is a wasteful number, since it uses less digits than its factorization.
121010000113 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1198118914.
The product of its (nonzero) digits is 6, while the sum is 10.
Adding to 121010000113 its reverse (311000010121), we get a palindrome (432010010234).
The spelling of 121010000113 in words is "one hundred twenty-one billion, ten million, one hundred thirteen", and thus it is an aban number.
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