Base | Representation |
---|---|
bin | 10110100101011… |
… | …111000001100001 |
3 | 222102000101120221 |
4 | 112211133001201 |
5 | 1234001101103 |
6 | 101333403041 |
7 | 12250545025 |
oct | 2645370141 |
9 | 872011527 |
10 | 378925153 |
11 | 184991092 |
12 | a6a99481 |
13 | 60672b89 |
14 | 3847a385 |
15 | 233ee1bd |
hex | 1695f061 |
378925153 has 2 divisors, whose sum is σ = 378925154. Its totient is φ = 378925152.
The previous prime is 378925109. The next prime is 378925163. The reversal of 378925153 is 351529873.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 231739729 + 147185424 = 15223^2 + 12132^2 .
It is a cyclic number.
It is not a de Polignac number, because 378925153 - 29 = 378924641 is a prime.
It is not a weakly prime, because it can be changed into another prime (378925163) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 189462576 + 189462577.
It is an arithmetic number, because the mean of its divisors is an integer number (189462577).
Almost surely, 2378925153 is an apocalyptic number.
It is an amenable number.
378925153 is a deficient number, since it is larger than the sum of its proper divisors (1).
378925153 is an equidigital number, since it uses as much as digits as its factorization.
378925153 is an evil number, because the sum of its binary digits is even.
The product of its digits is 226800, while the sum is 43.
The square root of 378925153 is about 19465.9999229426. Note that the first 4 decimals coincide. The cubic root of 378925153 is about 723.6320797062.
The spelling of 378925153 in words is "three hundred seventy-eight million, nine hundred twenty-five thousand, one hundred fifty-three".
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