Base | Representation |
---|---|
bin | 101010111110011… |
… | …1101001001001010 |
3 | 10201111110100100100 |
4 | 1111330331021022 |
5 | 10423130324232 |
6 | 355031550230 |
7 | 50510105241 |
oct | 12574751112 |
9 | 3644410310 |
10 | 1442042442 |
11 | 67aaa4915 |
12 | 342b2b376 |
13 | 19c9abb69 |
14 | d9737958 |
15 | 868ebc7c |
hex | 55f3d24a |
1442042442 has 24 divisors (see below), whose sum is σ = 3308215716. Its totient is φ = 452405376.
The previous prime is 1442042419. The next prime is 1442042461. The reversal of 1442042442 is 2442402441.
1442042442 is a `hidden beast` number, since 14 + 4 + 204 + 2 + 442 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 1273847481 + 168194961 = 35691^2 + 12969^2 .
It is an unprimeable number.
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 in 11 ways as a sum of consecutive naturals, for example, 2355973 + ... + 2356584.
Almost surely, 21442042442 is an apocalyptic number.
1442042442 is an abundant number, since it is smaller than the sum of its proper divisors (1866173274).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1442042442 is a wasteful number, since it uses less digits than its factorization.
1442042442 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4712582 (or 4712579 counting only the distinct ones).
The product of its (nonzero) digits is 8192, while the sum is 27.
The square root of 1442042442 is about 37974.2339224901. The cubic root of 1442042442 is about 1129.7768745242.
Adding to 1442042442 its reverse (2442402441), we get a palindrome (3884444883).
The spelling of 1442042442 in words is "one billion, four hundred forty-two million, forty-two thousand, four hundred forty-two".
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