Base | Representation |
---|---|
bin | 100101010001010110… |
… | …1100111100001011010 |
3 | 21122121002000122012222 |
4 | 1022202231213201122 |
5 | 2302410023404212 |
6 | 100434115304042 |
7 | 5532306433466 |
oct | 1124255474132 |
9 | 248532018188 |
10 | 80039278682 |
11 | 30a430a4800 |
12 | 13618bab022 |
13 | 771730823c |
14 | 3c340814a6 |
15 | 2136b7bc72 |
hex | 12a2b6785a |
80039278682 has 48 divisors (see below), whose sum is σ = 136553376960. Its totient is φ = 35135728320.
The previous prime is 80039278679. The next prime is 80039278687. The reversal of 80039278682 is 28687293008.
It is a super-2 number, since 2×800392786822 (a number of 23 digits) contains 22 as substring.
It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors.
It is not an unprimeable number, because it can be changed into a prime (80039278687) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 882923 + ... + 969345.
It is an arithmetic number, because the mean of its divisors is an integer number (2844862020).
Almost surely, 280039278682 is an apocalyptic number.
80039278682 is a deficient number, since it is larger than the sum of its proper divisors (56514098278).
80039278682 is a wasteful number, since it uses less digits than its factorization.
80039278682 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 86579 (or 86568 counting only the distinct ones).
The product of its (nonzero) digits is 2322432, while the sum is 53.
The spelling of 80039278682 in words is "eighty billion, thirty-nine million, two hundred seventy-eight thousand, six hundred eighty-two".
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