Base | Representation |
---|---|
bin | 101010111111011… |
… | …0100010000100110 |
3 | 10201112101010121201 |
4 | 1111332310100212 |
5 | 10423241432332 |
6 | 355050233114 |
7 | 50514206551 |
oct | 12576642046 |
9 | 3645333551 |
10 | 1442530342 |
11 | 6802a8440 |
12 | 34312579a |
13 | 19cb1cc66 |
14 | d9823698 |
15 | 869965e7 |
hex | 55fb4426 |
1442530342 has 32 divisors (see below), whose sum is σ = 2518521984. Its totient is φ = 612393600.
The previous prime is 1442530339. The next prime is 1442530343. The reversal of 1442530342 is 2430352441.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 1442530342.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1442530343) 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, 34273 + ... + 63715.
It is an arithmetic number, because the mean of its divisors is an integer number (78703812).
Almost surely, 21442530342 is an apocalyptic number.
1442530342 is a deficient number, since it is larger than the sum of its proper divisors (1075991642).
1442530342 is a wasteful number, since it uses less digits than its factorization.
1442530342 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29604.
The product of its (nonzero) digits is 11520, while the sum is 28.
The square root of 1442530342 is about 37980.6574719291. The cubic root of 1442530342 is about 1129.9042762258.
Adding to 1442530342 its reverse (2430352441), we get a palindrome (3872882783).
The spelling of 1442530342 in words is "one billion, four hundred forty-two million, five hundred thirty thousand, three hundred forty-two".
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