Base | Representation |
---|---|
bin | 111100010000001110… |
… | …111110100100100100 |
3 | 20011222211120120202222 |
4 | 330100032332210210 |
5 | 2024444344334304 |
6 | 45415450251512 |
7 | 4450151221520 |
oct | 742016764444 |
9 | 204884516688 |
10 | 64696871204 |
11 | 2548a7739a9 |
12 | 10656a26b98 |
13 | 6140863b14 |
14 | 31ba5a8d80 |
15 | 1a39c7d4be |
hex | f103be924 |
64696871204 has 48 divisors (see below), whose sum is σ = 130127171328. Its totient is φ = 27570465408.
The previous prime is 64696871191. The next prime is 64696871249. The reversal of 64696871204 is 40217869646.
It is an unprimeable number.
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, 4093862 + ... + 4109634.
It is an arithmetic number, because the mean of its divisors is an integer number (2710982736).
Almost surely, 264696871204 is an apocalyptic number.
It is an amenable number.
64696871204 is an abundant number, since it is smaller than the sum of its proper divisors (65430300124).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
64696871204 is a wasteful number, since it uses less digits than its factorization.
64696871204 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16604 (or 16602 counting only the distinct ones).
The product of its (nonzero) digits is 3483648, while the sum is 53.
The spelling of 64696871204 in words is "sixty-four billion, six hundred ninety-six million, eight hundred seventy-one thousand, two hundred four".
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