Base | Representation |
---|---|
bin | 110010011000100… |
… | …100000101011101 |
3 | 2011220120200200200 |
4 | 302120210011131 |
5 | 3212344100221 |
6 | 215513414113 |
7 | 26642634444 |
oct | 6230440535 |
9 | 2156520620 |
10 | 845300061 |
11 | 3a41714a1 |
12 | 1b710a339 |
13 | 106183c68 |
14 | 8039bd5b |
15 | 4e324426 |
hex | 3262415d |
845300061 has 24 divisors (see below), whose sum is σ = 1299355200. Its totient is φ = 527700096.
The previous prime is 845300047. The next prime is 845300077. The reversal of 845300061 is 160003548.
It is not a de Polignac number, because 845300061 - 221 = 843202909 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 845299998 and 845300034.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (845300041) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16566 + ... + 44328.
It is an arithmetic number, because the mean of its divisors is an integer number (54139800).
Almost surely, 2845300061 is an apocalyptic number.
It is an amenable number.
845300061 is a deficient number, since it is larger than the sum of its proper divisors (454055139).
845300061 is a wasteful number, since it uses less digits than its factorization.
845300061 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27985 (or 27982 counting only the distinct ones).
The product of its (nonzero) digits is 2880, while the sum is 27.
The square root of 845300061 is about 29074.0444554933. The cubic root of 845300061 is about 945.5190866127.
The spelling of 845300061 in words is "eight hundred forty-five million, three hundred thousand, sixty-one".
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