Base | Representation |
---|---|
bin | 1111011111001… |
… | …1011100110001 |
3 | 11112020022210020 |
4 | 3313303130301 |
5 | 113112212210 |
6 | 10240154053 |
7 | 1416103434 |
oct | 367633461 |
9 | 145208706 |
10 | 64960305 |
11 | 33739703 |
12 | 19908929 |
13 | 105c5967 |
14 | 88ad81b |
15 | 5a82770 |
hex | 3df3731 |
64960305 has 8 divisors (see below), whose sum is σ = 103936512. Its totient is φ = 34645488.
The previous prime is 64960249. The next prime is 64960307. The reversal of 64960305 is 50306946.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 64960305 - 26 = 64960241 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (64960307) by changing a digit.
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, 2165329 + ... + 2165358.
It is an arithmetic number, because the mean of its divisors is an integer number (12992064).
Almost surely, 264960305 is an apocalyptic number.
It is an amenable number.
64960305 is a deficient number, since it is larger than the sum of its proper divisors (38976207).
64960305 is a wasteful number, since it uses less digits than its factorization.
64960305 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4330695.
The product of its (nonzero) digits is 19440, while the sum is 33.
The square root of 64960305 is about 8059.7955929415. The cubic root of 64960305 is about 401.9907116490.
The spelling of 64960305 in words is "sixty-four million, nine hundred sixty thousand, three hundred five".
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