Base | Representation |
---|---|
bin | 100111001111111010… |
… | …110010011000110001 |
3 | 11000210000111020000001 |
4 | 213033322302120301 |
5 | 1142302102000423 |
6 | 31205450430001 |
7 | 3021225406354 |
oct | 471772623061 |
9 | 130700436001 |
10 | 42143000113 |
11 | 16966696815 |
12 | 8201732301 |
13 | 3c88047676 |
14 | 207b04c29b |
15 | 1169be4cad |
hex | 9cfeb2631 |
42143000113 has 4 divisors (see below), whose sum is σ = 42200494708. Its totient is φ = 42085505520.
The previous prime is 42143000077. The next prime is 42143000117. The reversal of 42143000113 is 31100034124.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 30099474064 + 12043526049 = 173492^2 + 109743^2 .
It is a cyclic number.
It is not a de Polignac number, because 42143000113 - 29 = 42142999601 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (42143000117) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28746198 + ... + 28747663.
It is an arithmetic number, because the mean of its divisors is an integer number (10550123677).
Almost surely, 242143000113 is an apocalyptic number.
It is an amenable number.
42143000113 is a deficient number, since it is larger than the sum of its proper divisors (57494595).
42143000113 is an equidigital number, since it uses as much as digits as its factorization.
42143000113 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 57494594.
The product of its (nonzero) digits is 288, while the sum is 19.
Adding to 42143000113 its reverse (31100034124), we get a palindrome (73243034237).
The spelling of 42143000113 in words is "forty-two billion, one hundred forty-three million, one hundred thirteen", and thus it is an aban number.
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