Base | Representation |
---|---|
bin | 111100110111101110… |
… | …110111100011011010 |
3 | 20020201000111202212221 |
4 | 330313232313203122 |
5 | 2032324020324430 |
6 | 50005321454254 |
7 | 4502445642004 |
oct | 746756674332 |
9 | 206630452787 |
10 | 65359542490 |
11 | 2579a837720 |
12 | 1080094138a |
13 | 6217c334c8 |
14 | 32405c7374 |
15 | 1a7802a57a |
hex | f37bb78da |
65359542490 has 32 divisors (see below), whose sum is σ = 135891929664. Its totient is φ = 22369040640.
The previous prime is 65359542487. The next prime is 65359542491. The reversal of 65359542490 is 9424595356.
It is not an unprimeable number, because it can be changed into a prime (65359542491) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17473944 + ... + 17477683.
It is an arithmetic number, because the mean of its divisors is an integer number (4246622802).
Almost surely, 265359542490 is an apocalyptic number.
65359542490 is an abundant number, since it is smaller than the sum of its proper divisors (70532387174).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
65359542490 is a wasteful number, since it uses less digits than its factorization.
65359542490 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 34951662.
The product of its (nonzero) digits is 5832000, while the sum is 52.
The spelling of 65359542490 in words is "sixty-five billion, three hundred fifty-nine million, five hundred forty-two thousand, four hundred ninety".
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