Base | Representation |
---|---|
bin | 101111000010010001010… |
… | …1111100011010001011001 |
3 | 211220000000201112221121111 |
4 | 1132010202233203101121 |
5 | 1321403303204433230 |
6 | 21425430531540321 |
7 | 1235021360033404 |
oct | 136044257432131 |
9 | 24800021487544 |
10 | 6464508671065 |
11 | 2072645685145 |
12 | 884a46a5a6a1 |
13 | 37b7a6549803 |
14 | 184c5356ad3b |
15 | b3253d3692a |
hex | 5e122be3459 |
6464508671065 has 16 divisors (see below), whose sum is σ = 8404745614848. Its totient is φ = 4754199534336.
The previous prime is 6464508671051. The next prime is 6464508671129. The reversal of 6464508671065 is 5601768054646.
It is a cyclic number.
It is not a de Polignac number, because 6464508671065 - 27 = 6464508670937 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 884334057 + ... + 884341366.
It is an arithmetic number, because the mean of its divisors is an integer number (525296600928).
Almost surely, 26464508671065 is an apocalyptic number.
It is an amenable number.
6464508671065 is a deficient number, since it is larger than the sum of its proper divisors (1940236943783).
6464508671065 is a wasteful number, since it uses less digits than its factorization.
6464508671065 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1768675488.
The product of its (nonzero) digits is 29030400, while the sum is 58.
The spelling of 6464508671065 in words is "six trillion, four hundred sixty-four billion, five hundred eight million, six hundred seventy-one thousand, sixty-five".
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