Base | Representation |
---|---|
bin | 111100000111100001… |
… | …100010010011111010 |
3 | 20011121122121102011011 |
4 | 330013201202103322 |
5 | 2024144442204432 |
6 | 45353150224134 |
7 | 4443425150611 |
oct | 740741422372 |
9 | 204548542134 |
10 | 64550741242 |
11 | 25415235339 |
12 | 10615ab504a |
13 | 61194bb5a0 |
14 | 31a500a878 |
15 | 1a2c015847 |
hex | f078624fa |
64550741242 has 64 divisors (see below), whose sum is σ = 113849971200. Its totient is φ = 27178804224.
The previous prime is 64550741209. The next prime is 64550741249. The reversal of 64550741242 is 24214705546.
It is a happy number.
64550741242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 64550741195 and 64550741204.
It is not an unprimeable number, because it can be changed into a prime (64550741249) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1927759 + ... + 1960957.
It is an arithmetic number, because the mean of its divisors is an integer number (1778905800).
Almost surely, 264550741242 is an apocalyptic number.
64550741242 is a deficient number, since it is larger than the sum of its proper divisors (49299229958).
64550741242 is a wasteful number, since it uses less digits than its factorization.
64550741242 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 33367.
The product of its (nonzero) digits is 268800, while the sum is 40.
The spelling of 64550741242 in words is "sixty-four billion, five hundred fifty million, seven hundred forty-one thousand, two hundred forty-two".
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