Base | Representation |
---|---|
bin | 11010010111010… |
… | …010101001101010 |
3 | 1010211021211210220 |
4 | 122113102221222 |
5 | 1401213011242 |
6 | 111520150510 |
7 | 13650413133 |
oct | 3227225152 |
9 | 1124254726 |
10 | 442313322 |
11 | 207746600 |
12 | 104168436 |
13 | 70838079 |
14 | 42a5ac8a |
15 | 28c70bec |
hex | 1a5d2a6a |
442313322 has 48 divisors (see below), whose sum is σ = 1014672960. Its totient is φ = 128201920.
The previous prime is 442313309. The next prime is 442313329. The reversal of 442313322 is 223313244.
It is a junction number, because it is equal to n+sod(n) for n = 442313292 and 442313301.
It is not an unprimeable number, because it can be changed into a prime (442313329) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3454 + ... + 29942.
It is an arithmetic number, because the mean of its divisors is an integer number (21139020).
Almost surely, 2442313322 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 442313322, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (507336480).
442313322 is an abundant number, since it is smaller than the sum of its proper divisors (572359638).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
442313322 is a wasteful number, since it uses less digits than its factorization.
442313322 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26539 (or 26528 counting only the distinct ones).
The product of its digits is 3456, while the sum is 24.
The square root of 442313322 is about 21031.2463254083. The cubic root of 442313322 is about 761.9211104529.
Adding to 442313322 its reverse (223313244), we get a palindrome (665626566).
The spelling of 442313322 in words is "four hundred forty-two million, three hundred thirteen thousand, three hundred twenty-two".
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