Base | Representation |
---|---|
bin | 10010010100101110011010… |
… | …010100110110111001111001 |
3 | 101120100020110012011121202101 |
4 | 102110232122110312321321 |
5 | 41030332343444041011 |
6 | 443222034152103401 |
7 | 22655240022052204 |
oct | 2224563224667171 |
9 | 346306405147671 |
10 | 80589060533881 |
11 | 237506a079a949 |
12 | 9056849394b61 |
13 | 35c769229b043 |
14 | 15c876200493b |
15 | 94b48e1c32c1 |
hex | 494b9a536e79 |
80589060533881 has 27 divisors (see below), whose sum is σ = 82719144538959. Its totient is φ = 78513069746208.
The previous prime is 80589060533873. The next prime is 80589060533897. The reversal of 80589060533881 is 18833506098508.
The square root of 80589060533881 is 8977141.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 73651736679481 + 6937323854400 = 8582059^2 + 2633880^2 .
It is not a de Polignac number, because 80589060533881 - 23 = 80589060533873 is a prime.
It is a super-2 number, since 2×805890605338812 (a number of 29 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (80589060533851) by changing a digit.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 172567581210 + ... + 172567581676.
Almost surely, 280589060533881 is an apocalyptic number.
80589060533881 is the 8977141-st square number.
80589060533881 is the 4488571-st centered octagonal number.
It is an amenable number.
80589060533881 is a deficient number, since it is larger than the sum of its proper divisors (2130084005078).
80589060533881 is an frugal number, since it uses more digits than its factorization.
80589060533881 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1846 (or 923 counting only the distinct ones).
The product of its (nonzero) digits is 49766400, while the sum is 64.
The spelling of 80589060533881 in words is "eighty trillion, five hundred eighty-nine billion, sixty million, five hundred thirty-three thousand, eight hundred eighty-one".
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