Base | Representation |
---|---|
bin | 101101010001000111… |
… | …110100001110101001 |
3 | 11122110102002112100112 |
4 | 231101013310032221 |
5 | 1244021021044224 |
6 | 34155031344105 |
7 | 3340331104001 |
oct | 552107641651 |
9 | 148412075315 |
10 | 48605643689 |
11 | 19682689569 |
12 | 9505b22035 |
13 | 4777c19015 |
14 | 24d148b001 |
15 | 13e726730e |
hex | b511f43a9 |
48605643689 has 2 divisors, whose sum is σ = 48605643690. Its totient is φ = 48605643688.
The previous prime is 48605643683. The next prime is 48605643707. The reversal of 48605643689 is 98634650684.
It is a happy number.
48605643689 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 26881242025 + 21724401664 = 163955^2 + 147392^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-48605643689 is a prime.
It is not a weakly prime, because it can be changed into another prime (48605643683) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24302821844 + 24302821845.
It is an arithmetic number, because the mean of its divisors is an integer number (24302821845).
Almost surely, 248605643689 is an apocalyptic number.
It is an amenable number.
48605643689 is a deficient number, since it is larger than the sum of its proper divisors (1).
48605643689 is an equidigital number, since it uses as much as digits as its factorization.
48605643689 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 29859840, while the sum is 59.
The spelling of 48605643689 in words is "forty-eight billion, six hundred five million, six hundred forty-three thousand, six hundred eighty-nine".
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