Base | Representation |
---|---|
bin | 101010011000010100… |
… | …111111011101100000 |
3 | 11100110100021101122110 |
4 | 222120110333131200 |
5 | 1221143330000413 |
6 | 32523240435320 |
7 | 3200443526610 |
oct | 523024773540 |
9 | 140410241573 |
10 | 45505312608 |
11 | 18331620978 |
12 | 899b778b40 |
13 | 43a28063a2 |
14 | 22b9808a40 |
15 | 12b4ea58c3 |
hex | a9853f760 |
45505312608 has 48 divisors (see below), whose sum is σ = 136515939840. Its totient is φ = 13001517696.
The previous prime is 45505312543. The next prime is 45505312609. The reversal of 45505312608 is 80621350554.
45505312608 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (48).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (45505312609) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33857448 + ... + 33858791.
It is an arithmetic number, because the mean of its divisors is an integer number (2844082080).
Almost surely, 245505312608 is an apocalyptic number.
45505312608 is a gapful number since it is divisible by the number (48) formed by its first and last digit.
It is an amenable number.
45505312608 is an abundant number, since it is smaller than the sum of its proper divisors (91010627232).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
45505312608 is a wasteful number, since it uses less digits than its factorization.
45505312608 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 67716259 (or 67716251 counting only the distinct ones).
The product of its (nonzero) digits is 144000, while the sum is 39.
The spelling of 45505312608 in words is "forty-five billion, five hundred five million, three hundred twelve thousand, six hundred eight".
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