Base | Representation |
---|---|
bin | 10110111101001… |
… | …100110111110011 |
3 | 222211201020212010 |
4 | 112331030313303 |
5 | 1242044023014 |
6 | 102114534003 |
7 | 12354440505 |
oct | 2675146763 |
9 | 884636763 |
10 | 385142259 |
11 | 188448097 |
12 | a8b97303 |
13 | 61a3b938 |
14 | 39217d75 |
15 | 23c2b359 |
hex | 16f4cdf3 |
385142259 has 16 divisors (see below), whose sum is σ = 544337280. Its totient is φ = 241388160.
The previous prime is 385142239. The next prime is 385142267. The reversal of 385142259 is 952241583.
It is not a de Polignac number, because 385142259 - 219 = 384617971 is a prime.
It is not an unprimeable number, because it can be changed into a prime (385142239) 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 in 15 ways as a sum of consecutive naturals, for example, 48264 + ... + 55674.
It is an arithmetic number, because the mean of its divisors is an integer number (34021080).
Almost surely, 2385142259 is an apocalyptic number.
385142259 is a deficient number, since it is larger than the sum of its proper divisors (159195021).
385142259 is a wasteful number, since it uses less digits than its factorization.
385142259 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8450.
The product of its digits is 86400, while the sum is 39.
The square root of 385142259 is about 19625.0416305291. The cubic root of 385142259 is about 727.5682259086.
The spelling of 385142259 in words is "three hundred eighty-five million, one hundred forty-two thousand, two hundred fifty-nine".
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