Base | Representation |
---|---|
bin | 10010111011010011… |
… | …100000011101111101 |
3 | 1221110022000221022202 |
4 | 102323103200131331 |
5 | 313110003303201 |
6 | 13200321521245 |
7 | 1316414614031 |
oct | 227323403575 |
9 | 57408027282 |
10 | 20322322301 |
11 | 868946a596 |
12 | 3b31aa3225 |
13 | 1bbb3bcba8 |
14 | dab02a1c1 |
15 | 7de1d8c6b |
hex | 4bb4e077d |
20322322301 has 4 divisors (see below), whose sum is σ = 20338237692. Its totient is φ = 20306406912.
The previous prime is 20322322297. The next prime is 20322322343. The reversal of 20322322301 is 10322322302.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10322322302 = 2 ⋅5161161151.
It can be written as a sum of positive squares in 2 ways, for example, as 13531738276 + 6790584025 = 116326^2 + 82405^2 .
It is a cyclic number.
It is not a de Polignac number, because 20322322301 - 22 = 20322322297 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20322324301) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7955780 + ... + 7958333.
It is an arithmetic number, because the mean of its divisors is an integer number (5084559423).
Almost surely, 220322322301 is an apocalyptic number.
It is an amenable number.
20322322301 is a deficient number, since it is larger than the sum of its proper divisors (15915391).
20322322301 is a wasteful number, since it uses less digits than its factorization.
20322322301 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15915390.
The product of its (nonzero) digits is 864, while the sum is 20.
Adding to 20322322301 its reverse (10322322302), we get a palindrome (30644644603).
Subtracting from 20322322301 its reverse (10322322302), we obtain a palindrome (9999999999).
The spelling of 20322322301 in words is "twenty billion, three hundred twenty-two million, three hundred twenty-two thousand, three hundred one".
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