Base | Representation |
---|---|
bin | 1101011111100010010 |
3 | 211110111012 |
4 | 1223330102 |
5 | 103122010 |
6 | 13250522 |
7 | 3521003 |
oct | 1537422 |
9 | 743435 |
10 | 442130 |
11 | 2821a7 |
12 | 193a42 |
13 | 126320 |
14 | b71aa |
15 | 8b005 |
hex | 6bf12 |
442130 has 32 divisors (see below), whose sum is σ = 907200. Its totient is φ = 153792.
The previous prime is 442121. The next prime is 442139. The reversal of 442130 is 31244.
442130 = T45 + T46 + ... + T139.
It is an interprime number because it is at equal distance from previous prime (442121) and next prime (442139).
It is not an unprimeable number, because it can be changed into a prime (442139) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2381 + ... + 2559.
It is an arithmetic number, because the mean of its divisors is an integer number (28350).
2442130 is an apocalyptic number.
442130 is an abundant number, since it is smaller than the sum of its proper divisors (465070).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
442130 is a wasteful number, since it uses less digits than its factorization.
442130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 218.
The product of its (nonzero) digits is 96, while the sum is 14.
The square root of 442130 is about 664.9285675920. The cubic root of 442130 is about 76.1815833495.
Adding to 442130 its reverse (31244), we get a palindrome (473374).
The spelling of 442130 in words is "four hundred forty-two thousand, one hundred thirty".
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