Base | Representation |
---|---|
bin | 1000010001110100001… |
… | …0001110101000010001 |
3 | 111121002121222121200000 |
4 | 2010131002032220101 |
5 | 4312232041403431 |
6 | 145200242320213 |
7 | 13163240633643 |
oct | 2043502165021 |
9 | 447077877600 |
10 | 142221044241 |
11 | 553520875a1 |
12 | 23691659069 |
13 | 10546a81163 |
14 | 6c525c6893 |
15 | 3a75be89e6 |
hex | 211d08ea11 |
142221044241 has 12 divisors (see below), whose sum is σ = 213038930832. Its totient is φ = 94814029332.
The previous prime is 142221044221. The next prime is 142221044279. The reversal of 142221044241 is 142440122241.
142221044241 is a `hidden beast` number, since 1 + 4 + 2 + 2 + 210 + 442 + 4 + 1 = 666.
It is not a de Polignac number, because 142221044241 - 215 = 142221011473 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (142221044221) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 292635651 + ... + 292636136.
It is an arithmetic number, because the mean of its divisors is an integer number (17753244236).
Almost surely, 2142221044241 is an apocalyptic number.
It is an amenable number.
142221044241 is a deficient number, since it is larger than the sum of its proper divisors (70817886591).
142221044241 is an frugal number, since it uses more digits than its factorization.
142221044241 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 585271802 (or 585271790 counting only the distinct ones).
The product of its (nonzero) digits is 4096, while the sum is 27.
Adding to 142221044241 its reverse (142440122241), we get a palindrome (284661166482).
The spelling of 142221044241 in words is "one hundred forty-two billion, two hundred twenty-one million, forty-four thousand, two hundred forty-one".
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