Base | Representation |
---|---|
bin | 101010111110101… |
… | …1010101010010111 |
3 | 10201111200111012110 |
4 | 1111331122222113 |
5 | 10423143211401 |
6 | 355034322103 |
7 | 50511120606 |
oct | 12575325227 |
9 | 3644614173 |
10 | 1442163351 |
11 | 680077742 |
12 | 342b89333 |
13 | 19ca21bc5 |
14 | d9769a3d |
15 | 869229d6 |
hex | 55f5aa97 |
1442163351 has 8 divisors (see below), whose sum is σ = 1923086704. Its totient is φ = 961341120.
The previous prime is 1442163343. The next prime is 1442163353. The reversal of 1442163351 is 1533612441.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1442163351 - 23 = 1442163343 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1442163353) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19161 + ... + 57021.
It is an arithmetic number, because the mean of its divisors is an integer number (240385838).
Almost surely, 21442163351 is an apocalyptic number.
1442163351 is a deficient number, since it is larger than the sum of its proper divisors (480923353).
1442163351 is a wasteful number, since it uses less digits than its factorization.
1442163351 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 50561.
The product of its digits is 8640, while the sum is 30.
The square root of 1442163351 is about 37975.8258764704. The cubic root of 1442163351 is about 1129.8084492709.
Adding to 1442163351 its reverse (1533612441), we get a palindrome (2975775792).
The spelling of 1442163351 in words is "one billion, four hundred forty-two million, one hundred sixty-three thousand, three hundred fifty-one".
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