Base | Representation |
---|---|
bin | 1011000000010100100000… |
… | …0001110111100100001000 |
3 | 1120211202112221211022010101 |
4 | 2300011020001313210020 |
5 | 3041222032104301440 |
6 | 41422420143455144 |
7 | 2356130351136232 |
oct | 260051001674410 |
9 | 46752487738111 |
10 | 12100131322120 |
11 | 3945700755186 |
12 | 14351055b74b4 |
13 | 69a06448b80a |
14 | 2db914265252 |
15 | 15eb4394a69a |
hex | b0148077908 |
12100131322120 has 64 divisors (see below), whose sum is σ = 27874749672000. Its totient is φ = 4724725786368.
The previous prime is 12100131322067. The next prime is 12100131322141. The reversal of 12100131322120 is 2122313100121.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 881271 + ... + 4997689.
It is an arithmetic number, because the mean of its divisors is an integer number (435542963625).
Almost surely, 212100131322120 is an apocalyptic number.
12100131322120 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 12100131322120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13937374836000).
12100131322120 is an abundant number, since it is smaller than the sum of its proper divisors (15774618349880).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12100131322120 is a wasteful number, since it uses less digits than its factorization.
12100131322120 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4118182 (or 4118178 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 19.
Adding to 12100131322120 its reverse (2122313100121), we get a palindrome (14222444422241).
The spelling of 12100131322120 in words is "twelve trillion, one hundred billion, one hundred thirty-one million, three hundred twenty-two thousand, one hundred twenty".
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