Base | Representation |
---|---|
bin | 1111011001001… |
… | …0101110000010 |
3 | 11111111012021220 |
4 | 3312102232002 |
5 | 113012022343 |
6 | 10223455510 |
7 | 1412533344 |
oct | 366225602 |
9 | 144435256 |
10 | 64564098 |
11 | 33498a65 |
12 | 19757596 |
13 | 104b7511 |
14 | 8809294 |
15 | 5a05183 |
hex | 3d92b82 |
64564098 has 16 divisors (see below), whose sum is σ = 129366720. Its totient is φ = 21481616.
The previous prime is 64564091. The next prime is 64564099. The reversal of 64564098 is 89046546.
64564098 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (64564091) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6318 + ... + 13001.
It is an arithmetic number, because the mean of its divisors is an integer number (8085420).
Almost surely, 264564098 is an apocalyptic number.
64564098 is an abundant number, since it is smaller than the sum of its proper divisors (64802622).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
64564098 is a wasteful number, since it uses less digits than its factorization.
64564098 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19881.
The product of its (nonzero) digits is 207360, while the sum is 42.
The square root of 64564098 is about 8035.1787783471. The cubic root of 64564098 is about 401.1717682130.
The spelling of 64564098 in words is "sixty-four million, five hundred sixty-four thousand, ninety-eight".
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