Base | Representation |
---|---|
bin | 111101001101011001… |
… | …111000100010010001 |
3 | 20021122100200110020022 |
4 | 331031121320202101 |
5 | 2034100110441431 |
6 | 50105350553225 |
7 | 4514452321523 |
oct | 751531704221 |
9 | 207570613208 |
10 | 65723140241 |
11 | 25966aaa030 |
12 | 108a2668815 |
13 | 627536a9c5 |
14 | 32769d3a13 |
15 | 1a99ded07b |
hex | f4d678891 |
65723140241 has 8 divisors (see below), whose sum is σ = 75915499104. Its totient is φ = 56233702720.
The previous prime is 65723140183. The next prime is 65723140279. The reversal of 65723140241 is 14204132756.
65723140241 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 65723140241 - 26 = 65723140177 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (65723146241) 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, 175730135 + ... + 175730508.
It is an arithmetic number, because the mean of its divisors is an integer number (9489437388).
Almost surely, 265723140241 is an apocalyptic number.
It is an amenable number.
65723140241 is a deficient number, since it is larger than the sum of its proper divisors (10192358863).
65723140241 is a wasteful number, since it uses less digits than its factorization.
65723140241 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 351460671.
The product of its (nonzero) digits is 40320, while the sum is 35.
Adding to 65723140241 its reverse (14204132756), we get a palindrome (79927272997).
The spelling of 65723140241 in words is "sixty-five billion, seven hundred twenty-three million, one hundred forty thousand, two hundred forty-one".
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