Base | Representation |
---|---|
bin | 11101010001101110100110… |
… | …00011010000011011101011 |
3 | 22102221202010001002101021101 |
4 | 32220313103003100123223 |
5 | 31414303342221133214 |
6 | 344532044523022231 |
7 | 16363234244506150 |
oct | 1650672303203353 |
9 | 272852101071241 |
10 | 64380805646059 |
11 | 19571823423941 |
12 | 727952166a977 |
13 | 29c01124b9376 |
14 | 11c809494c227 |
15 | 769a5c2ca774 |
hex | 3a8dd30d06eb |
64380805646059 has 16 divisors (see below), whose sum is σ = 73609018914816. Its totient is φ = 55160332718400.
The previous prime is 64380805645993. The next prime is 64380805646093. The reversal of 64380805646059 is 95064650808346.
It is not a de Polignac number, because 64380805646059 - 29 = 64380805645547 is a prime.
It is not an unprimeable number, because it can be changed into a prime (64380805649059) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 829493164 + ... + 829570774.
It is an arithmetic number, because the mean of its divisors is an integer number (4600563682176).
Almost surely, 264380805646059 is an apocalyptic number.
64380805646059 is a deficient number, since it is larger than the sum of its proper divisors (9228213268757).
64380805646059 is a wasteful number, since it uses less digits than its factorization.
64380805646059 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 125946.
The product of its (nonzero) digits is 149299200, while the sum is 64.
The spelling of 64380805646059 in words is "sixty-four trillion, three hundred eighty billion, eight hundred five million, six hundred forty-six thousand, fifty-nine".
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