Base | Representation |
---|---|
bin | 10111111111010… |
… | …11111000110011 |
3 | 112000200021011022 |
4 | 23333223320303 |
5 | 403004303321 |
6 | 31545210055 |
7 | 4662355550 |
oct | 1377537063 |
9 | 460607138 |
10 | 201244211 |
11 | a3662833 |
12 | 5749092b |
13 | 3290171c |
14 | 1ca27a27 |
15 | 12a02dab |
hex | bfebe33 |
201244211 has 8 divisors (see below), whose sum is σ = 230356224. Its totient is φ = 172222920.
The previous prime is 201244189. The next prime is 201244213. The reversal of 201244211 is 112442102.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 201244211 - 226 = 134135347 is a prime.
It is a super-2 number, since 2×2012442112 = 80998464922025042, 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 201244211.
It is not an unprimeable number, because it can be changed into a prime (201244213) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17855 + ... + 26856.
It is an arithmetic number, because the mean of its divisors is an integer number (28794528).
Almost surely, 2201244211 is an apocalyptic number.
201244211 is a deficient number, since it is larger than the sum of its proper divisors (29112013).
201244211 is an equidigital number, since it uses as much as digits as its factorization.
201244211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 45361.
The product of its (nonzero) digits is 128, while the sum is 17.
The square root of 201244211 is about 14186.0569222036. The cubic root of 201244211 is about 586.0137398884.
Adding to 201244211 its reverse (112442102), we get a palindrome (313686313).
The spelling of 201244211 in words is "two hundred one million, two hundred forty-four thousand, two hundred eleven".
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