Base | Representation |
---|---|
bin | 11110101011111… |
… | …000100100100001 |
3 | 1022212201120210200 |
4 | 132223320210201 |
5 | 2023243223020 |
6 | 123030215413 |
7 | 15520621032 |
oct | 3653704441 |
9 | 1285646720 |
10 | 514820385 |
11 | 24466a1a2 |
12 | 1244b4569 |
13 | 82873a61 |
14 | 4c532a89 |
15 | 302e4590 |
hex | 1eaf8921 |
514820385 has 24 divisors (see below), whose sum is σ = 931155264. Its totient is φ = 262632480.
The previous prime is 514820353. The next prime is 514820387. The reversal of 514820385 is 583028415.
It is a happy number.
It is not a de Polignac number, because 514820385 - 25 = 514820353 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (514820387) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 247671 + ... + 249740.
It is an arithmetic number, because the mean of its divisors is an integer number (38798136).
Almost surely, 2514820385 is an apocalyptic number.
It is an amenable number.
514820385 is a deficient number, since it is larger than the sum of its proper divisors (416334879).
514820385 is a wasteful number, since it uses less digits than its factorization.
514820385 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 497445 (or 497442 counting only the distinct ones).
The product of its (nonzero) digits is 38400, while the sum is 36.
The square root of 514820385 is about 22689.6536994287. The cubic root of 514820385 is about 801.4662614756.
The spelling of 514820385 in words is "five hundred fourteen million, eight hundred twenty thousand, three hundred eighty-five".
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