Base | Representation |
---|---|
bin | 101010101010101000… |
… | …001010011011111001 |
3 | 11101020201222101211202 |
4 | 222222220022123321 |
5 | 1222310424000220 |
6 | 33013525103545 |
7 | 3211162236011 |
oct | 525250123371 |
9 | 141221871752 |
10 | 45812328185 |
11 | 18479957258 |
12 | 8a66557bb5 |
13 | 44212bc500 |
14 | 23084c6c41 |
15 | 12d1ded275 |
hex | aaaa0a6f9 |
45812328185 has 12 divisors (see below), whose sum is σ = 59528919852. Its totient is φ = 33830641728.
The previous prime is 45812328077. The next prime is 45812328187. The reversal of 45812328185 is 58182321854.
45812328185 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 6 ways, for example, as 10621569721 + 35190758464 = 103061^2 + 187592^2 .
It is not a de Polignac number, because 45812328185 - 28 = 45812327929 is a prime.
It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (45812328187) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27107042 + ... + 27108731.
It is an arithmetic number, because the mean of its divisors is an integer number (4960743321).
Almost surely, 245812328185 is an apocalyptic number.
It is an amenable number.
45812328185 is a deficient number, since it is larger than the sum of its proper divisors (13716591667).
45812328185 is a wasteful number, since it uses less digits than its factorization.
45812328185 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 54215804 (or 54215791 counting only the distinct ones).
The product of its digits is 614400, while the sum is 47.
The spelling of 45812328185 in words is "forty-five billion, eight hundred twelve million, three hundred twenty-eight thousand, one hundred eighty-five".
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