Base | Representation |
---|---|
bin | 101010111111000… |
… | …0001101010101001 |
3 | 10201111222121100120 |
4 | 1111332001222221 |
5 | 10423213314423 |
6 | 355041553453 |
7 | 50512354440 |
oct | 12576015251 |
9 | 3644877316 |
10 | 1442323113 |
11 | 680176780 |
12 | 343045889 |
13 | 19ca7983a |
14 | d97abd57 |
15 | 86954ee3 |
hex | 55f81aa9 |
1442323113 has 16 divisors (see below), whose sum is σ = 2397628416. Its totient is φ = 749258640.
The previous prime is 1442323097. The next prime is 1442323153. The reversal of 1442323113 is 3113232441.
It is a happy number.
It is not a de Polignac number, because 1442323113 - 24 = 1442323097 is a prime.
It is not an unprimeable number, because it can be changed into a prime (1442323153) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3121681 + ... + 3122142.
It is an arithmetic number, because the mean of its divisors is an integer number (149851776).
Almost surely, 21442323113 is an apocalyptic number.
It is an amenable number.
1442323113 is a deficient number, since it is larger than the sum of its proper divisors (955305303).
1442323113 is a wasteful number, since it uses less digits than its factorization.
1442323113 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6243844.
The product of its digits is 1728, while the sum is 24.
The square root of 1442323113 is about 37977.9292879430. The cubic root of 1442323113 is about 1129.8501675669.
Adding to 1442323113 its reverse (3113232441), we get a palindrome (4555555554).
The spelling of 1442323113 in words is "one billion, four hundred forty-two million, three hundred twenty-three thousand, one hundred thirteen".
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