Base | Representation |
---|---|
bin | 1111010000100… |
… | …1000010111001 |
3 | 11110102112202020 |
4 | 3310021002321 |
5 | 112341001220 |
6 | 10203425053 |
7 | 1404664314 |
oct | 364110271 |
9 | 143375666 |
10 | 64000185 |
11 | 33143317 |
12 | 19525189 |
13 | 1034a942 |
14 | 86dd97b |
15 | 5943040 |
hex | 3d090b9 |
64000185 has 8 divisors (see below), whose sum is σ = 102400320. Its totient is φ = 34133424.
The previous prime is 64000171. The next prime is 64000193. The reversal of 64000185 is 58100046.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 64000185 - 218 = 63738041 is a prime.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2133325 + ... + 2133354.
It is an arithmetic number, because the mean of its divisors is an integer number (12800040).
Almost surely, 264000185 is an apocalyptic number.
It is an amenable number.
64000185 is a deficient number, since it is larger than the sum of its proper divisors (38400135).
64000185 is a wasteful number, since it uses less digits than its factorization.
64000185 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4266687.
The product of its (nonzero) digits is 960, while the sum is 24.
The square root of 64000185 is about 8000.0115624916. The cubic root of 64000185 is about 400.0003854163. Note that the first 3 decimals are identical.
The spelling of 64000185 in words is "sixty-four million, one hundred eighty-five", and thus it is an aban number.
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