Base | Representation |
---|---|
bin | 10010010111110111001101… |
… | …001011111110000011011110 |
3 | 101121002211221211202101212022 |
4 | 102113313031023332003132 |
5 | 41042400422011103221 |
6 | 443505052132140142 |
7 | 23006641600042565 |
oct | 2227671513760336 |
9 | 347084854671768 |
10 | 80804662206686 |
11 | 23824079273810 |
12 | 9090599a67652 |
13 | 3611b01999372 |
14 | 15d4d761aabdc |
15 | 951dac1aa4ab |
hex | 497dcd2fe0de |
80804662206686 has 32 divisors (see below), whose sum is σ = 132269408891136. Its totient is φ = 36717282720000.
The previous prime is 80804662206683. The next prime is 80804662206721. The reversal of 80804662206686 is 68660226640808.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80804662206683) 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, 1980437486 + ... + 1980478286.
It is an arithmetic number, because the mean of its divisors is an integer number (4133419027848).
Almost surely, 280804662206686 is an apocalyptic number.
80804662206686 is a deficient number, since it is larger than the sum of its proper divisors (51464746684450).
80804662206686 is a wasteful number, since it uses less digits than its factorization.
80804662206686 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 68288.
The product of its (nonzero) digits is 63700992, while the sum is 62.
The spelling of 80804662206686 in words is "eighty trillion, eight hundred four billion, six hundred sixty-two million, two hundred six thousand, six hundred eighty-six".
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