Base | Representation |
---|---|
bin | 10110101100011… |
… | …101100101110001 |
3 | 222112110022200201 |
4 | 112230131211301 |
5 | 1234433114124 |
6 | 101440515201 |
7 | 12302233546 |
oct | 2654354561 |
9 | 875408621 |
10 | 380754289 |
11 | 185a20373 |
12 | a761bb01 |
13 | 60b635c6 |
14 | 387d4bcd |
15 | 23661144 |
hex | 16b1d971 |
380754289 has 2 divisors, whose sum is σ = 380754290. Its totient is φ = 380754288.
The previous prime is 380754277. The next prime is 380754337. The reversal of 380754289 is 982457083.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 353139264 + 27615025 = 18792^2 + 5255^2 .
It is a cyclic number.
It is not a de Polignac number, because 380754289 - 211 = 380752241 is a prime.
It is not a weakly prime, because it can be changed into another prime (380754239) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 190377144 + 190377145.
It is an arithmetic number, because the mean of its divisors is an integer number (190377145).
Almost surely, 2380754289 is an apocalyptic number.
It is an amenable number.
380754289 is a deficient number, since it is larger than the sum of its proper divisors (1).
380754289 is an equidigital number, since it uses as much as digits as its factorization.
380754289 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 483840, while the sum is 46.
The square root of 380754289 is about 19512.9262029046. The cubic root of 380754289 is about 724.7945761242.
The spelling of 380754289 in words is "three hundred eighty million, seven hundred fifty-four thousand, two hundred eighty-nine".
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