Base | Representation |
---|---|
bin | 111100000010010110… |
… | …110101110111111000 |
3 | 20011101121111010110112 |
4 | 330002112311313320 |
5 | 2024010244123304 |
6 | 45340412203452 |
7 | 4441323253463 |
oct | 740226656770 |
9 | 204347433415 |
10 | 64464051704 |
11 | 25380305198 |
12 | 105b0a69588 |
13 | 61045583c0 |
14 | 31976c22da |
15 | 1a245deb6e |
hex | f025b5df8 |
64464051704 has 32 divisors (see below), whose sum is σ = 133342629840. Its totient is φ = 29026963200.
The previous prime is 64464051703. The next prime is 64464051737. The reversal of 64464051704 is 40715046446.
It is a super-2 number, since 2×644640517042 (a number of 22 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (41).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (64464051703) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7554842 + ... + 7563369.
Almost surely, 264464051704 is an apocalyptic number.
It is an amenable number.
64464051704 is an abundant number, since it is smaller than the sum of its proper divisors (68878578136).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
64464051704 is a wasteful number, since it uses less digits than its factorization.
64464051704 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15118271 (or 15118267 counting only the distinct ones).
The product of its (nonzero) digits is 322560, while the sum is 41.
The spelling of 64464051704 in words is "sixty-four billion, four hundred sixty-four million, fifty-one thousand, seven hundred four".
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