Base | Representation |
---|---|
bin | 100101010110010100… |
… | …1101101111111111111 |
3 | 21200000200210102101020 |
4 | 1022230221231333333 |
5 | 2303230220410144 |
6 | 100502433315223 |
7 | 5536402665441 |
oct | 1125451557777 |
9 | 250020712336 |
10 | 80206028799 |
11 | 31019237616 |
12 | 13664a05b13 |
13 | 7742a20250 |
14 | 3c4c28a491 |
15 | 2146619419 |
hex | 12aca6dfff |
80206028799 has 32 divisors (see below), whose sum is σ = 119317087680. Its totient is φ = 47584309248.
The previous prime is 80206028761. The next prime is 80206028867. The reversal of 80206028799 is 99782060208.
It is a happy number.
It is not a de Polignac number, because 80206028799 - 213 = 80206020607 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80206028899) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 708477 + ... + 813849.
It is an arithmetic number, because the mean of its divisors is an integer number (3728658990).
Almost surely, 280206028799 is an apocalyptic number.
80206028799 is a deficient number, since it is larger than the sum of its proper divisors (39111058881).
80206028799 is a wasteful number, since it uses less digits than its factorization.
80206028799 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 106091.
The product of its (nonzero) digits is 870912, while the sum is 51.
The spelling of 80206028799 in words is "eighty billion, two hundred six million, twenty-eight thousand, seven hundred ninety-nine".
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