Base | Representation |
---|---|
bin | 111100001010111001… |
… | …110000000000100000 |
3 | 20011202121021000102000 |
4 | 330022321300000200 |
5 | 2024303444423243 |
6 | 45402533124000 |
7 | 4445014004244 |
oct | 741271600040 |
9 | 204677230360 |
10 | 64607420448 |
11 | 2544422825a |
12 | 10630a89600 |
13 | 6128174b8c |
14 | 31ac762424 |
15 | 1a31eae5d3 |
hex | f0ae70020 |
64607420448 has 96 divisors (see below), whose sum is σ = 190708862400. Its totient is φ = 21276315648.
The previous prime is 64607420429. The next prime is 64607420459. The reversal of 64607420448 is 84402470646.
64607420448 is a `hidden beast` number, since 64 + 60 + 74 + 20 + 448 = 666.
It is a tau number, because it is divible by the number of its divisors (96).
It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 378753 + ... + 522176.
It is an arithmetic number, because the mean of its divisors is an integer number (1986550650).
Almost surely, 264607420448 is an apocalyptic number.
It is an amenable number.
64607420448 is an abundant number, since it is smaller than the sum of its proper divisors (126101441952).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
64607420448 is a wasteful number, since it uses less digits than its factorization.
64607420448 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 901031 (or 901017 counting only the distinct ones).
The product of its (nonzero) digits is 1032192, while the sum is 45.
The spelling of 64607420448 in words is "sixty-four billion, six hundred seven million, four hundred twenty thousand, four hundred forty-eight".
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