Base | Representation |
---|---|
bin | 101010111111000… |
… | …0110010101001110 |
3 | 10201112000120120022 |
4 | 1111332012111032 |
5 | 10423214422342 |
6 | 355042222142 |
7 | 50512464236 |
oct | 12576062516 |
9 | 3645016508 |
10 | 1442342222 |
11 | 68018a072 |
12 | 343054952 |
13 | 19ca85449 |
14 | d97b4cc6 |
15 | 8695a9d2 |
hex | 55f8654e |
1442342222 has 4 divisors (see below), whose sum is σ = 2163513336. Its totient is φ = 721171110.
The previous prime is 1442342221. The next prime is 1442342243. The reversal of 1442342222 is 2222432441.
It is a semiprime because it is the product of two primes.
It is a junction number, because it is equal to n+sod(n) for n = 1442342191 and 1442342200.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1442342221) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 360585554 + ... + 360585557.
It is an arithmetic number, because the mean of its divisors is an integer number (540878334).
Almost surely, 21442342222 is an apocalyptic number.
1442342222 is a deficient number, since it is larger than the sum of its proper divisors (721171114).
1442342222 is an equidigital number, since it uses as much as digits as its factorization.
1442342222 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 721171113.
The product of its digits is 6144, while the sum is 26.
The square root of 1442342222 is about 37978.1808674402. The cubic root of 1442342222 is about 1129.8551572514.
Adding to 1442342222 its reverse (2222432441), we get a palindrome (3664774663).
The spelling of 1442342222 in words is "one billion, four hundred forty-two million, three hundred forty-two thousand, two hundred twenty-two".
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