Base | Representation |
---|---|
bin | 11010011010011… |
… | …110000000000010 |
3 | 1010212212011100210 |
4 | 122122132000002 |
5 | 1401421134432 |
6 | 111550054550 |
7 | 13660452360 |
oct | 3232360002 |
9 | 1125764323 |
10 | 443146242 |
11 | 208165370 |
12 | 1044aa456 |
13 | 70a6a216 |
14 | 42bd6630 |
15 | 28d878cc |
hex | 1a69e002 |
443146242 has 96 divisors (see below), whose sum is σ = 1174164480. Its totient is φ = 108299520.
The previous prime is 443146237. The next prime is 443146243. The reversal of 443146242 is 242641344.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (443146243) 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 47 ways as a sum of consecutive naturals, for example, 131859 + ... + 135177.
It is an arithmetic number, because the mean of its divisors is an integer number (12230880).
Almost surely, 2443146242 is an apocalyptic number.
443146242 is a gapful number since it is divisible by the number (42) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 443146242, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (587082240).
443146242 is an abundant number, since it is smaller than the sum of its proper divisors (731018238).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
443146242 is a wasteful number, since it uses less digits than its factorization.
443146242 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3376 (or 3359 counting only the distinct ones).
The product of its digits is 18432, while the sum is 30.
The square root of 443146242 is about 21051.0389767346. The cubic root of 443146242 is about 762.3990683209.
Adding to 443146242 its reverse (242641344), we get a palindrome (685787586).
It can be divided in two parts, 44 and 3146242, that added together give a triangular number (3146286 = T2508).
The spelling of 443146242 in words is "four hundred forty-three million, one hundred forty-six thousand, two hundred forty-two".
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