Base | Representation |
---|---|
bin | 10111111111010… |
… | …00100011000101 |
3 | 112000122120101201 |
4 | 23333220203011 |
5 | 403003334113 |
6 | 31545022501 |
7 | 4662300640 |
oct | 1377504305 |
9 | 460576351 |
10 | 201230533 |
11 | a3653529 |
12 | 57484a31 |
13 | 328c842a |
14 | 1ca22a57 |
15 | 129edcdd |
hex | bfe88c5 |
201230533 has 16 divisors (see below), whose sum is σ = 235192320. Its totient is φ = 168606000.
The previous prime is 201230527. The next prime is 201230537. The reversal of 201230533 is 335032102.
It is a cyclic number.
It is not a de Polignac number, because 201230533 - 221 = 199133381 is a prime.
It is a super-2 number, since 2×2012305332 = 80987454822928178, which contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 201230533.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (201230537) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77608 + ... + 80158.
It is an arithmetic number, because the mean of its divisors is an integer number (14699520).
Almost surely, 2201230533 is an apocalyptic number.
It is an amenable number.
201230533 is a deficient number, since it is larger than the sum of its proper divisors (33961787).
201230533 is a wasteful number, since it uses less digits than its factorization.
201230533 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2808.
The product of its (nonzero) digits is 540, while the sum is 19.
The square root of 201230533 is about 14185.5748209228. The cubic root of 201230533 is about 586.0004630219. Note that the first 3 decimals are identical.
Adding to 201230533 its reverse (335032102), we get a palindrome (536262635).
The spelling of 201230533 in words is "two hundred one million, two hundred thirty thousand, five hundred thirty-three".
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