Base | Representation |
---|---|
bin | 1001100101100… |
… | …01000001001001 |
3 | 12121022121011112 |
4 | 10302301001021 |
5 | 131041314331 |
6 | 11551340105 |
7 | 1664350301 |
oct | 462610111 |
9 | 177277145 |
10 | 80416841 |
11 | 414363aa |
12 | 22b21635 |
13 | 1387803b |
14 | a974601 |
15 | 70d732b |
hex | 4cb1049 |
80416841 has 2 divisors, whose sum is σ = 80416842. Its totient is φ = 80416840.
The previous prime is 80416829. The next prime is 80416909. The reversal of 80416841 is 14861408.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 41229241 + 39187600 = 6421^2 + 6260^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-80416841 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 80416798 and 80416807.
It is not a weakly prime, because it can be changed into another prime (80416241) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40208420 + 40208421.
It is an arithmetic number, because the mean of its divisors is an integer number (40208421).
Almost surely, 280416841 is an apocalyptic number.
It is an amenable number.
80416841 is a deficient number, since it is larger than the sum of its proper divisors (1).
80416841 is an equidigital number, since it uses as much as digits as its factorization.
80416841 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 6144, while the sum is 32.
The square root of 80416841 is about 8967.5437551205. The cubic root of 80416841 is about 431.6340225327.
The spelling of 80416841 in words is "eighty million, four hundred sixteen thousand, eight hundred forty-one".
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