Base | Representation |
---|---|
bin | 1111110001100010… |
… | …10111111101001010 |
3 | 210212012021111121122 |
4 | 13320301113331022 |
5 | 114320434110132 |
6 | 3520200435242 |
7 | 416601264653 |
oct | 77061277512 |
9 | 23765244548 |
10 | 8468660042 |
11 | 36563796a7 |
12 | 1784178b22 |
13 | a4c67435b |
14 | 5a4a2252a |
15 | 348722912 |
hex | 1f8c57f4a |
8468660042 has 32 divisors (see below), whose sum is σ = 13358628864. Its totient is φ = 4021441200.
The previous prime is 8468660033. The next prime is 8468660047. The reversal of 8468660042 is 2400668648.
It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a junction number, because it is equal to n+sod(n) for n = 8468659975 and 8468660002.
It is not an unprimeable number, because it can be changed into a prime (8468660047) 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, 977333 + ... + 985959.
It is an arithmetic number, because the mean of its divisors is an integer number (417457152).
Almost surely, 28468660042 is an apocalyptic number.
8468660042 is a deficient number, since it is larger than the sum of its proper divisors (4889968822).
8468660042 is a wasteful number, since it uses less digits than its factorization.
8468660042 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8954.
The product of its (nonzero) digits is 442368, while the sum is 44.
The square root of 8468660042 is about 92025.3228301863. The cubic root of 8468660042 is about 2038.3162482740.
The spelling of 8468660042 in words is "eight billion, four hundred sixty-eight million, six hundred sixty thousand, forty-two".
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