Base | Representation |
---|---|
bin | 10111111101100… |
… | …11010001010001 |
3 | 112000020111001012 |
4 | 23332303101101 |
5 | 402424343210 |
6 | 31540220305 |
7 | 4660401464 |
oct | 1376632121 |
9 | 460214035 |
10 | 201012305 |
11 | a351457a |
12 | 5739a695 |
13 | 3284ccc0 |
14 | 1c9a72db |
15 | 129a9305 |
hex | bfb3451 |
201012305 has 64 divisors (see below), whose sum is σ = 289578240. Its totient is φ = 132627456.
The previous prime is 201012247. The next prime is 201012319. The reversal of 201012305 is 503210102.
It is a happy number.
It is not a de Polignac number, because 201012305 - 216 = 200946769 is a prime.
It is a super-2 number, since 2×2010123052 = 80811893522826050, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 201012305.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2421794 + ... + 2421876.
It is an arithmetic number, because the mean of its divisors is an integer number (4524660).
Almost surely, 2201012305 is an apocalyptic number.
It is an amenable number.
201012305 is a deficient number, since it is larger than the sum of its proper divisors (88565935).
201012305 is a wasteful number, since it uses less digits than its factorization.
201012305 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 210.
The product of its (nonzero) digits is 60, while the sum is 14.
The square root of 201012305 is about 14177.8808360065. The cubic root of 201012305 is about 585.7885535553.
Adding to 201012305 its reverse (503210102), we get a palindrome (704222407).
The spelling of 201012305 in words is "two hundred one million, twelve thousand, three hundred five".
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