Base | Representation |
---|---|
bin | 101010111111000… |
… | …0110000111000001 |
3 | 10201112000112022122 |
4 | 1111332012013001 |
5 | 10423214410223 |
6 | 355042214025 |
7 | 50512461500 |
oct | 12576060701 |
9 | 3645015278 |
10 | 1442341313 |
11 | 680189416 |
12 | 343054315 |
13 | 19ca84bca |
14 | d97b4837 |
15 | 8695a5c8 |
hex | 55f861c1 |
1442341313 has 6 divisors (see below), whose sum is σ = 1677825666. Its totient is φ = 1236292512.
The previous prime is 1442341291. The next prime is 1442341349. The reversal of 1442341313 is 3131432441.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 847566769 + 594774544 = 29113^2 + 24388^2 .
It is not a de Polignac number, because 1442341313 - 26 = 1442341249 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (1442341613) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14717720 + ... + 14717817.
It is an arithmetic number, because the mean of its divisors is an integer number (279637611).
Almost surely, 21442341313 is an apocalyptic number.
It is an amenable number.
1442341313 is a deficient number, since it is larger than the sum of its proper divisors (235484353).
1442341313 is an equidigital number, since it uses as much as digits as its factorization.
1442341313 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29435551 (or 29435544 counting only the distinct ones).
The product of its digits is 3456, while the sum is 26.
The square root of 1442341313 is about 37978.1689000405. The cubic root of 1442341313 is about 1129.8549198970.
Adding to 1442341313 its reverse (3131432441), we get a palindrome (4573773754).
The spelling of 1442341313 in words is "one billion, four hundred forty-two million, three hundred forty-one thousand, three hundred thirteen".
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