Base | Representation |
---|---|
bin | 110011001111011000100… |
… | …1010100111010100011010 |
3 | 220221020201121201122220020 |
4 | 1212132301022213110122 |
5 | 1410340340434412431 |
6 | 22551124513411310 |
7 | 1324540553113263 |
oct | 146366112472432 |
9 | 26836647648806 |
10 | 7042423747866 |
11 | 2275747678aa1 |
12 | 958a51569b36 |
13 | 3c113688cb10 |
14 | 1a4bd868596a |
15 | c32c9d9d696 |
hex | 667b12a751a |
7042423747866 has 64 divisors (see below), whose sum is σ = 15521870179200. Its totient is φ = 2116394542080.
The previous prime is 7042423747859. The next prime is 7042423747897. The reversal of 7042423747866 is 6687473242407.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 80858310 + ... + 80945358.
It is an arithmetic number, because the mean of its divisors is an integer number (242529221550).
Almost surely, 27042423747866 is an apocalyptic number.
7042423747866 is an abundant number, since it is smaller than the sum of its proper divisors (8479446431334).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7042423747866 is a wasteful number, since it uses less digits than its factorization.
7042423747866 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 111231.
The product of its (nonzero) digits is 75866112, while the sum is 60.
The spelling of 7042423747866 in words is "seven trillion, forty-two billion, four hundred twenty-three million, seven hundred forty-seven thousand, eight hundred sixty-six".
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