Base | Representation |
---|---|
bin | 111100011011101000… |
… | …010010001000111010 |
3 | 20012111011022200201111 |
4 | 330123220102020322 |
5 | 2030342320214310 |
6 | 45450440110534 |
7 | 4454662234651 |
oct | 743350221072 |
9 | 205434280644 |
10 | 64888054330 |
11 | 25578684690 |
12 | 106aaa6544a |
13 | 6171351c28 |
14 | 31d7b34198 |
15 | 1a4b94528a |
hex | f1ba1223a |
64888054330 has 32 divisors (see below), whose sum is σ = 128653619328. Its totient is φ = 23366568000.
The previous prime is 64888054237. The next prime is 64888054331. The reversal of 64888054330 is 3345088846.
It is not an unprimeable number, because it can be changed into a prime (64888054331) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2852221 + ... + 2874880.
It is an arithmetic number, because the mean of its divisors is an integer number (4020425604).
Almost surely, 264888054330 is an apocalyptic number.
64888054330 is a deficient number, since it is larger than the sum of its proper divisors (63765564998).
64888054330 is a wasteful number, since it uses less digits than its factorization.
64888054330 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5727222.
The product of its (nonzero) digits is 2211840, while the sum is 49.
The spelling of 64888054330 in words is "sixty-four billion, eight hundred eighty-eight million, fifty-four thousand, three hundred thirty".
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