Base | Representation |
---|---|
bin | 11000000001000… |
… | …11100100001111 |
3 | 112001002211222222 |
4 | 30000203210033 |
5 | 403034103041 |
6 | 31554125555 |
7 | 4664325500 |
oct | 1400434417 |
9 | 461084888 |
10 | 201472271 |
11 | a37a9110 |
12 | 575808bb |
13 | 32981480 |
14 | 1ca86ba7 |
15 | 12a4a74b |
hex | c02390f |
201472271 has 24 divisors (see below), whose sum is σ = 275348304. Its totient is φ = 144910080.
The previous prime is 201472267. The next prime is 201472273. The reversal of 201472271 is 172274102.
It is not a de Polignac number, because 201472271 - 22 = 201472267 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 201472271.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (201472273) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7370 + ... + 21383.
It is an arithmetic number, because the mean of its divisors is an integer number (11472846).
Almost surely, 2201472271 is an apocalyptic number.
201472271 is a deficient number, since it is larger than the sum of its proper divisors (73876033).
201472271 is a wasteful number, since it uses less digits than its factorization.
201472271 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28791 (or 28784 counting only the distinct ones).
The product of its (nonzero) digits is 1568, while the sum is 26.
The square root of 201472271 is about 14194.0928206067. The cubic root of 201472271 is about 586.2350230079.
The spelling of 201472271 in words is "two hundred one million, four hundred seventy-two thousand, two hundred seventy-one".
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