Base | Representation |
---|---|
bin | 1010100101001010… |
… | …10101011100010001 |
3 | 112122212211121002100 |
4 | 11102211111130101 |
5 | 43113201024121 |
6 | 2335400311013 |
7 | 260524223100 |
oct | 52245253421 |
9 | 15585747070 |
10 | 5680486161 |
11 | 2455539369 |
12 | 1126472469 |
13 | 6c6b27c1c |
14 | 3bc5da037 |
15 | 233a72026 |
hex | 152955711 |
5680486161 has 81 divisors (see below), whose sum is σ = 9911874609. Its totient is φ = 3125703168.
The previous prime is 5680486121. The next prime is 5680486171. The reversal of 5680486161 is 1616840865.
The square root of 5680486161 is 75369.
It is a perfect power (a square), and thus also a powerful number.
5680486161 is a `hidden beast` number, since 5 + 6 + 8 + 0 + 486 + 161 = 666.
It can be written as a sum of positive squares in 4 ways, for example, as 877996161 + 4802490000 = 29631^2 + 69300^2 .
It is not a de Polignac number, because 5680486161 - 27 = 5680486033 is a prime.
It is not an unprimeable number, because it can be changed into a prime (5680486121) by changing a digit.
It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 58561665 + ... + 58561761.
Almost surely, 25680486161 is an apocalyptic number.
5680486161 is the 75369-th square number.
5680486161 is the 37685-th centered octagonal number.
It is an amenable number.
5680486161 is a deficient number, since it is larger than the sum of its proper divisors (4231388448).
5680486161 is an equidigital number, since it uses as much as digits as its factorization.
5680486161 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 288 (or 144 counting only the distinct ones).
The product of its (nonzero) digits is 276480, while the sum is 45.
The cubic root of 5680486161 is about 1784.2751843839.
The spelling of 5680486161 in words is "five billion, six hundred eighty million, four hundred eighty-six thousand, one hundred sixty-one".
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