Base | Representation |
---|---|
bin | 10101000001000001101… |
… | …000110001101111101100 |
3 | 12010001202111022200001212 |
4 | 111001001220301233230 |
5 | 142130220304020022 |
6 | 3023243325053552 |
7 | 206224606215530 |
oct | 25010150615754 |
9 | 5101674280055 |
10 | 1444210220012 |
11 | 5075390229aa |
12 | 1b3a930b72b8 |
13 | a625b002b81 |
14 | 4dc8600dbc0 |
15 | 278795943e2 |
hex | 15041a31bec |
1444210220012 has 96 divisors (see below), whose sum is σ = 3025680666624. Its totient is φ = 590142412800.
The previous prime is 1444210220003. The next prime is 1444210220017. The reversal of 1444210220012 is 2100220124441.
It is a self number, because there is not a number n which added to its sum of digits gives 1444210220012.
It is not an unprimeable number, because it can be changed into a prime (1444210220017) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 61514708 + ... + 61538180.
It is an arithmetic number, because the mean of its divisors is an integer number (31517506944).
Almost surely, 21444210220012 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1444210220012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1512840333312).
1444210220012 is an abundant number, since it is smaller than the sum of its proper divisors (1581470446612).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1444210220012 is a wasteful number, since it uses less digits than its factorization.
1444210220012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 24559 (or 24557 counting only the distinct ones).
The product of its (nonzero) digits is 1024, while the sum is 23.
Adding to 1444210220012 its reverse (2100220124441), we get a palindrome (3544430344453).
The spelling of 1444210220012 in words is "one trillion, four hundred forty-four billion, two hundred ten million, two hundred twenty thousand, twelve".
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