Base | Representation |
---|---|
bin | 1000011111101001001… |
… | …1011011101000001010 |
3 | 111221200100021200211101 |
4 | 2013322103123220022 |
5 | 4342332412144131 |
6 | 151012453252014 |
7 | 13354235512312 |
oct | 2077223335012 |
9 | 457610250741 |
10 | 145933318666 |
11 | 56987610293 |
12 | 2434893400a |
13 | 109b8bb1945 |
14 | 70c5640442 |
15 | 3be1a86c61 |
hex | 21fa4dba0a |
145933318666 has 4 divisors (see below), whose sum is σ = 218899978002. Its totient is φ = 72966659332.
The previous prime is 145933318651. The next prime is 145933318673. The reversal of 145933318666 is 666813339541.
145933318666 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 120567978441 + 25365340225 = 347229^2 + 159265^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36483329665 + ... + 36483329668.
Almost surely, 2145933318666 is an apocalyptic number.
145933318666 is a deficient number, since it is larger than the sum of its proper divisors (72966659336).
145933318666 is an equidigital number, since it uses as much as digits as its factorization.
145933318666 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 72966659335.
The product of its digits is 8398080, while the sum is 55.
The spelling of 145933318666 in words is "one hundred forty-five billion, nine hundred thirty-three million, three hundred eighteen thousand, six hundred sixty-six".
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