Base | Representation |
---|---|
bin | 1000100100101011… |
… | …0101110010111101 |
3 | 12221101100012002012 |
4 | 2021022311302331 |
5 | 14203114223011 |
6 | 1020205141005 |
7 | 111012620603 |
oct | 21112656275 |
9 | 5841305065 |
10 | 2301320381 |
11 | a81043078 |
12 | 54285a765 |
13 | 2a8a18149 |
14 | 17b8d3873 |
15 | d7082a8b |
hex | 892b5cbd |
2301320381 has 2 divisors, whose sum is σ = 2301320382. Its totient is φ = 2301320380.
The previous prime is 2301320303. The next prime is 2301320419. The reversal of 2301320381 is 1830231032.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 1803361156 + 497959225 = 42466^2 + 22315^2 .
It is a cyclic number.
It is not a de Polignac number, because 2301320381 - 222 = 2297126077 is a prime.
It is a super-2 number, since 2×23013203812 = 10592150992011970322, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2301320981) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1150660190 + 1150660191.
It is an arithmetic number, because the mean of its divisors is an integer number (1150660191).
Almost surely, 22301320381 is an apocalyptic number.
It is an amenable number.
2301320381 is a deficient number, since it is larger than the sum of its proper divisors (1).
2301320381 is an equidigital number, since it uses as much as digits as its factorization.
2301320381 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 864, while the sum is 23.
The square root of 2301320381 is about 47972.0791815406. The cubic root of 2301320381 is about 1320.2586692723.
The spelling of 2301320381 in words is "two billion, three hundred one million, three hundred twenty thousand, three hundred eighty-one".
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