Base | Representation |
---|---|
bin | 110010010000111011011100… |
… | …0111000011110011110111001 |
3 | 2010222110100020121000220211102 |
4 | 1210201312320320132132321 |
5 | 430422334431014331301 |
6 | 4204200155030541145 |
7 | 162061635346026563 |
oct | 14441667070363671 |
9 | 2128410217026742 |
10 | 442131330230201 |
11 | 118970931636287 |
12 | 4170801bb077b5 |
13 | 15c91a61a12061 |
14 | 7b273b05cc333 |
15 | 361acb584db6b |
hex | 1921db8e1e7b9 |
442131330230201 has 4 divisors (see below), whose sum is σ = 442131848960400. Its totient is φ = 442130811500004.
The previous prime is 442131330230179. The next prime is 442131330230231. The reversal of 442131330230201 is 102032033131244.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 442131330230201 - 210 = 442131330229177 is a prime.
It is a super-2 number, since 2×4421313302302012 (a number of 30 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (442131330230231) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 258084491 + ... + 259791968.
It is an arithmetic number, because the mean of its divisors is an integer number (110532962240100).
Almost surely, 2442131330230201 is an apocalyptic number.
It is an amenable number.
442131330230201 is a deficient number, since it is larger than the sum of its proper divisors (518730199).
442131330230201 is an equidigital number, since it uses as much as digits as its factorization.
442131330230201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 518730198.
The product of its (nonzero) digits is 10368, while the sum is 29.
Adding to 442131330230201 its reverse (102032033131244), we get a palindrome (544163363361445).
The spelling of 442131330230201 in words is "four hundred forty-two trillion, one hundred thirty-one billion, three hundred thirty million, two hundred thirty thousand, two hundred one".
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