Base | Representation |
---|---|
bin | 1100110111010101011… |
… | …00001011000001011101 |
3 | 1120020221102100110110121 |
4 | 12123222230023001131 |
5 | 24220231133042341 |
6 | 535021342434541 |
7 | 43635524650426 |
oct | 6335254130135 |
9 | 1506842313417 |
10 | 442024112221 |
11 | 1605090a695a |
12 | 71800b92a51 |
13 | 328b4b5b033 |
14 | 1757350464d |
15 | b770e574d1 |
hex | 66eab0b05d |
442024112221 has 8 divisors (see below), whose sum is σ = 465340082400. Its totient is φ = 418713296400.
The previous prime is 442024112219. The next prime is 442024112287. The reversal of 442024112221 is 122211420244.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 442024112221 - 21 = 442024112219 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (442024112291) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1111930 + ... + 1456171.
It is an arithmetic number, because the mean of its divisors is an integer number (58167510300).
Almost surely, 2442024112221 is an apocalyptic number.
It is an amenable number.
442024112221 is a deficient number, since it is larger than the sum of its proper divisors (23315970179).
442024112221 is a wasteful number, since it uses less digits than its factorization.
442024112221 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2577179.
The product of its (nonzero) digits is 2048, while the sum is 25.
Adding to 442024112221 its reverse (122211420244), we get a palindrome (564235532465).
The spelling of 442024112221 in words is "four hundred forty-two billion, twenty-four million, one hundred twelve thousand, two hundred twenty-one".
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