Base | Representation |
---|---|
bin | 10000111111000… |
… | …00110010010011 |
3 | 100221002122201212 |
4 | 20133200302103 |
5 | 242433302413 |
6 | 22045450335 |
7 | 3350022110 |
oct | 1037406223 |
9 | 327078655 |
10 | 142478483 |
11 | 73475214 |
12 | 3b8709ab |
13 | 236974c4 |
14 | 14ccb907 |
15 | c795ca8 |
hex | 87e0c93 |
142478483 has 8 divisors (see below), whose sum is σ = 162953568. Its totient is φ = 122033664.
The previous prime is 142478471. The next prime is 142478509. The reversal of 142478483 is 384874241.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-142478483 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 142478483.
It is not an unprimeable number, because it can be changed into a prime (142475483) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3635 + ... + 17267.
It is an arithmetic number, because the mean of its divisors is an integer number (20369196).
Almost surely, 2142478483 is an apocalyptic number.
142478483 is a deficient number, since it is larger than the sum of its proper divisors (20475085).
142478483 is a wasteful number, since it uses less digits than its factorization.
142478483 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15133.
The product of its digits is 172032, while the sum is 41.
The square root of 142478483 is about 11936.4351043350. The cubic root of 142478483 is about 522.2956724932.
The spelling of 142478483 in words is "one hundred forty-two million, four hundred seventy-eight thousand, four hundred eighty-three".
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