Base | Representation |
---|---|
bin | 111100000000100010… |
… | …110011101110100110 |
3 | 20011022111020202111211 |
4 | 330000202303232212 |
5 | 2023430002243324 |
6 | 45333404222034 |
7 | 4440503565655 |
oct | 740042635646 |
9 | 204274222454 |
10 | 64433634214 |
11 | 2536511a074 |
12 | 105a283a91a |
13 | 60cb1683a1 |
14 | 319364519c |
15 | 1a21ad2294 |
hex | f008b3ba6 |
64433634214 has 32 divisors (see below), whose sum is σ = 104713176960. Its totient is φ = 29635502400.
The previous prime is 64433634103. The next prime is 64433634229. The reversal of 64433634214 is 41243633446.
It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a congruent number.
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, 230737 + ... + 426739.
It is an arithmetic number, because the mean of its divisors is an integer number (3272286780).
Almost surely, 264433634214 is an apocalyptic number.
64433634214 is a deficient number, since it is larger than the sum of its proper divisors (40279542746).
64433634214 is a wasteful number, since it uses less digits than its factorization.
64433634214 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 196276.
The product of its digits is 497664, while the sum is 40.
The spelling of 64433634214 in words is "sixty-four billion, four hundred thirty-three million, six hundred thirty-four thousand, two hundred fourteen".
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