Base | Representation |
---|---|
bin | 1000101001010001… |
… | …1101101001110101 |
3 | 12222201122201101102 |
4 | 2022110131221311 |
5 | 14223034321044 |
6 | 1022134535445 |
7 | 111335642261 |
oct | 21224355165 |
9 | 5881581342 |
10 | 2320620149 |
11 | a90a252a1 |
12 | 549207585 |
13 | 2aca14923 |
14 | 1802b90a1 |
15 | d8ae624e |
hex | 8a51da75 |
2320620149 has 2 divisors, whose sum is σ = 2320620150. Its totient is φ = 2320620148.
The previous prime is 2320620091. The next prime is 2320620163. The reversal of 2320620149 is 9410260232.
2320620149 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 1585234225 + 735385924 = 39815^2 + 27118^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2320620149 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2320620349) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1160310074 + 1160310075.
It is an arithmetic number, because the mean of its divisors is an integer number (1160310075).
Almost surely, 22320620149 is an apocalyptic number.
It is an amenable number.
2320620149 is a deficient number, since it is larger than the sum of its proper divisors (1).
2320620149 is an equidigital number, since it uses as much as digits as its factorization.
2320620149 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 5184, while the sum is 29.
The square root of 2320620149 is about 48172.8154564377. The cubic root of 2320620149 is about 1323.9391340374.
The spelling of 2320620149 in words is "two billion, three hundred twenty million, six hundred twenty thousand, one hundred forty-nine".
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