Base | Representation |
---|---|
bin | 10010010111010001011111… |
… | …110100010110001010000011 |
3 | 101120221222110001101211221012 |
4 | 102113101133310112022003 |
5 | 41041220011140413442 |
6 | 443434314303151135 |
7 | 23004006326020151 |
oct | 2227213764261203 |
9 | 346858401354835 |
10 | 80764172591747 |
11 | 23808990a01827 |
12 | 9084779ba54ab |
13 | 360b04b359928 |
14 | 15d301498c3d1 |
15 | 950cdc70c582 |
hex | 49745fd16283 |
80764172591747 has 2 divisors, whose sum is σ = 80764172591748. Its totient is φ = 80764172591746.
The previous prime is 80764172591741. The next prime is 80764172591797. The reversal of 80764172591747 is 74719527146708.
It is a happy number.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 80764172591747 - 234 = 80746992722563 is a prime.
It is not a weakly prime, because it can be changed into another prime (80764172591741) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40382086295873 + 40382086295874.
It is an arithmetic number, because the mean of its divisors is an integer number (40382086295874).
Almost surely, 280764172591747 is an apocalyptic number.
80764172591747 is a deficient number, since it is larger than the sum of its proper divisors (1).
80764172591747 is an equidigital number, since it uses as much as digits as its factorization.
80764172591747 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 165957120, while the sum is 68.
The spelling of 80764172591747 in words is "eighty trillion, seven hundred sixty-four billion, one hundred seventy-two million, five hundred ninety-one thousand, seven hundred forty-seven".
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