Base | Representation |
---|---|
bin | 100101100001011100… |
… | …1010110111000111001 |
3 | 21200222201000212022222 |
4 | 1023002321112320321 |
5 | 2310011240232233 |
6 | 101003444253425 |
7 | 5551554062423 |
oct | 1130271267071 |
9 | 250881025288 |
10 | 80579227193 |
11 | 3119a967043 |
12 | 137499a1275 |
13 | 77a21395ba |
14 | 3c85a75813 |
15 | 2169286898 |
hex | 12c2e56e39 |
80579227193 has 6 divisors (see below), whose sum is σ = 80897333706. Its totient is φ = 80261156352.
The previous prime is 80579227177. The next prime is 80579227199. The reversal of 80579227193 is 39172297508.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 80265689344 + 313537849 = 283312^2 + 17707^2 .
It is not a de Polignac number, because 80579227193 - 24 = 80579227177 is a prime.
It is a super-2 number, since 2×805792271932 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80579227199) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4541846 + ... + 4559552.
It is an arithmetic number, because the mean of its divisors is an integer number (13482888951).
Almost surely, 280579227193 is an apocalyptic number.
It is an amenable number.
80579227193 is a deficient number, since it is larger than the sum of its proper divisors (318106513).
80579227193 is an frugal number, since it uses more digits than its factorization.
80579227193 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 35671 (or 17964 counting only the distinct ones).
The product of its (nonzero) digits is 1905120, while the sum is 53.
The spelling of 80579227193 in words is "eighty billion, five hundred seventy-nine million, two hundred twenty-seven thousand, one hundred ninety-three".
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