Base | Representation |
---|---|
bin | 100111001110100011… |
… | …100110000111000111 |
3 | 11000201102110222100112 |
4 | 213032203212013013 |
5 | 1142230224041203 |
6 | 31203312503235 |
7 | 3020530211420 |
oct | 471643460707 |
9 | 130642428315 |
10 | 42120143303 |
11 | 169547a5097 |
12 | 81b5b4ab1b |
13 | 3c833a3b24 |
14 | 2077dbc647 |
15 | 1167bcc6d8 |
hex | 9ce8e61c7 |
42120143303 has 16 divisors (see below), whose sum is σ = 48582356736. Its totient is φ = 35769444480.
The previous prime is 42120143291. The next prime is 42120143321. The reversal of 42120143303 is 30334102124.
It is not a de Polignac number, because 42120143303 - 28 = 42120143047 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42120143803) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2341100 + ... + 2359022.
It is an arithmetic number, because the mean of its divisors is an integer number (3036397296).
Almost surely, 242120143303 is an apocalyptic number.
42120143303 is a deficient number, since it is larger than the sum of its proper divisors (6462213433).
42120143303 is a wasteful number, since it uses less digits than its factorization.
42120143303 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21014.
The product of its (nonzero) digits is 1728, while the sum is 23.
Adding to 42120143303 its reverse (30334102124), we get a palindrome (72454245427).
The spelling of 42120143303 in words is "forty-two billion, one hundred twenty million, one hundred forty-three thousand, three hundred three".
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