Base | Representation |
---|---|
bin | 1000110111011111… |
… | …0111000011010101 |
3 | 20010212211020220212 |
4 | 2031313313003111 |
5 | 14333314341434 |
6 | 1032104335205 |
7 | 112661425412 |
oct | 21567670325 |
9 | 6125736825 |
10 | 2380230869 |
11 | 101163a755 |
12 | 565174505 |
13 | 2bc186643 |
14 | 188195109 |
15 | dde6d8ce |
hex | 8ddf70d5 |
2380230869 has 2 divisors, whose sum is σ = 2380230870. Its totient is φ = 2380230868.
The previous prime is 2380230859. The next prime is 2380230887. The reversal of 2380230869 is 9680320832.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 1582846225 + 797384644 = 39785^2 + 28238^2 .
It is a cyclic number.
It is not a de Polignac number, because 2380230869 - 220 = 2379182293 is a prime.
It is a super-2 number, since 2×23802308692 = 11330997979480990322, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2380230859) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1190115434 + 1190115435.
It is an arithmetic number, because the mean of its divisors is an integer number (1190115435).
Almost surely, 22380230869 is an apocalyptic number.
It is an amenable number.
2380230869 is a deficient number, since it is larger than the sum of its proper divisors (1).
2380230869 is an equidigital number, since it uses as much as digits as its factorization.
2380230869 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 124416, while the sum is 41.
The square root of 2380230869 is about 48787.6097897817. The cubic root of 2380230869 is about 1335.1796190681.
The spelling of 2380230869 in words is "two billion, three hundred eighty million, two hundred thirty thousand, eight hundred sixty-nine".
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