Base | Representation |
---|---|
bin | 1111011100100… |
… | …1101011011110 |
3 | 11111220122002112 |
4 | 3313021223132 |
5 | 113041223324 |
6 | 10232354022 |
7 | 1414461560 |
oct | 367115336 |
9 | 144818075 |
10 | 64789214 |
11 | 33632106 |
12 | 19845912 |
13 | 10565b19 |
14 | 8867330 |
15 | 5a4bc0e |
hex | 3dc9ade |
64789214 has 16 divisors (see below), whose sum is σ = 113164128. Its totient is φ = 27242592.
The previous prime is 64789181. The next prime is 64789217. The reversal of 64789214 is 41298746.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (64789217) 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, 42917 + ... + 44400.
It is an arithmetic number, because the mean of its divisors is an integer number (7072758).
Almost surely, 264789214 is an apocalyptic number.
64789214 is a deficient number, since it is larger than the sum of its proper divisors (48374914).
64789214 is a wasteful number, since it uses less digits than its factorization.
64789214 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 87379.
The product of its digits is 96768, while the sum is 41.
The square root of 64789214 is about 8049.1747403072. The cubic root of 64789214 is about 401.6374833072.
The spelling of 64789214 in words is "sixty-four million, seven hundred eighty-nine thousand, two hundred fourteen".
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