Base | Representation |
---|---|
bin | 1111010101001… |
… | …1011101101101 |
3 | 11111000000212212 |
4 | 3311103131231 |
5 | 112430230010 |
6 | 10214140205 |
7 | 1410404102 |
oct | 365233555 |
9 | 144000785 |
10 | 64305005 |
11 | 33331336 |
12 | 19651665 |
13 | 104265cb |
14 | 877caa9 |
15 | 59a3505 |
hex | 3d5376d |
64305005 has 8 divisors (see below), whose sum is σ = 79655424. Its totient is φ = 49784400.
The previous prime is 64304969. The next prime is 64305013. The reversal of 64305005 is 50050346.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 64305005 - 212 = 64300909 is a prime.
It is a Duffinian number.
It is a Curzon 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 7 ways as a sum of consecutive naturals, for example, 207281 + ... + 207590.
It is an arithmetic number, because the mean of its divisors is an integer number (9956928).
Almost surely, 264305005 is an apocalyptic number.
It is an amenable number.
64305005 is a deficient number, since it is larger than the sum of its proper divisors (15350419).
64305005 is a wasteful number, since it uses less digits than its factorization.
64305005 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 414907.
The product of its (nonzero) digits is 1800, while the sum is 23.
The square root of 64305005 is about 8019.0401545322. The cubic root of 64305005 is about 400.6344203285.
The spelling of 64305005 in words is "sixty-four million, three hundred five thousand, five".
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