Base | Representation |
---|---|
bin | 10110101110011111… |
… | …00010100111110000 |
3 | 1011111022112121101222 |
4 | 23113033202213300 |
5 | 144441441010000 |
6 | 5334412044212 |
7 | 611232503162 |
oct | 132717424760 |
9 | 34438477358 |
10 | 12201110000 |
11 | 51a1232592 |
12 | 2446163668 |
13 | 11c5a1a121 |
14 | 83a60c932 |
15 | 4b6248a85 |
hex | 2d73e29f0 |
12201110000 has 100 divisors (see below), whose sum is σ = 29663898264. Its totient is φ = 4860000000.
The previous prime is 12201109993. The next prime is 12201110011. The reversal of 12201110000 is 1110221.
It is a tau number, because it is divible by the number of its divisors (100).
It is a Harshad number since it is a multiple of its sum of digits (8).
It is a self number, because there is not a number n which added to its sum of digits gives 12201110000.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2507570 + ... + 2512430.
Almost surely, 212201110000 is an apocalyptic number.
12201110000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 12201110000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14831949132).
12201110000 is an abundant number, since it is smaller than the sum of its proper divisors (17462788264).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12201110000 is an equidigital number, since it uses as much as digits as its factorization.
12201110000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5140 (or 5119 counting only the distinct ones).
The product of its (nonzero) digits is 4, while the sum is 8.
Adding to 12201110000 its reverse (1110221), we get a palindrome (12202220221).
The spelling of 12201110000 in words is "twelve billion, two hundred one million, one hundred ten thousand".
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