Base | Representation |
---|---|
bin | 10010010011000001001100… |
… | …110011001011110100010001 |
3 | 101112221000202210210002012001 |
4 | 102103001030303023310101 |
5 | 41021422214202302032 |
6 | 443052122124434001 |
7 | 22643616054561316 |
oct | 2223011463136421 |
9 | 345830683702161 |
10 | 80471795744017 |
11 | 23705995890677 |
12 | 9037b816a8901 |
13 | 35b95c4977a12 |
14 | 15c2bda058d0d |
15 | 9483c940a3e7 |
hex | 49304cccbd11 |
80471795744017 has 2 divisors, whose sum is σ = 80471795744018. Its totient is φ = 80471795744016.
The previous prime is 80471795743991. The next prime is 80471795744033. The reversal of 80471795744017 is 71044759717408.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 44400912886801 + 36070882857216 = 6663401^2 + 6005904^2 .
It is a cyclic number.
It is not a de Polignac number, because 80471795744017 - 215 = 80471795711249 is a prime.
It is a super-3 number, since 3×804717957440173 (a number of 43 digits) contains 333 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 80471795744017.
It is not a weakly prime, because it can be changed into another prime (80471795144017) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40235897872008 + 40235897872009.
It is an arithmetic number, because the mean of its divisors is an integer number (40235897872009).
Almost surely, 280471795744017 is an apocalyptic number.
It is an amenable number.
80471795744017 is a deficient number, since it is larger than the sum of its proper divisors (1).
80471795744017 is an equidigital number, since it uses as much as digits as its factorization.
80471795744017 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 55319040, while the sum is 64.
The spelling of 80471795744017 in words is "eighty trillion, four hundred seventy-one billion, seven hundred ninety-five million, seven hundred forty-four thousand, seventeen".
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