Base | Representation |
---|---|
bin | 11111000111111… |
… | …010011110001001 |
3 | 1100101112220010000 |
4 | 133013322132021 |
5 | 2032133340301 |
6 | 123451513213 |
7 | 15640233162 |
oct | 3707723611 |
9 | 1311486100 |
10 | 522168201 |
11 | 248828775 |
12 | 126a58809 |
13 | 84247389 |
14 | 4d4c6769 |
15 | 30c96786 |
hex | 1f1fa789 |
522168201 has 15 divisors (see below), whose sum is σ = 780336381. Its totient is φ = 347975028.
The previous prime is 522168191. The next prime is 522168223. The reversal of 522168201 is 102861225.
It is a happy number.
The square root of 522168201 is 22851.
It is a perfect power (a square), and thus also a powerful number.
It is not a de Polignac number, because 522168201 - 217 = 522037129 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (522168281) by changing a digit.
It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 204390 + ... + 206928.
Almost surely, 2522168201 is an apocalyptic number.
522168201 is the 22851-st square number.
522168201 is the 11426-th centered octagonal number.
It is an amenable number.
522168201 is a deficient number, since it is larger than the sum of its proper divisors (258168180).
522168201 is an frugal number, since it uses more digits than its factorization.
522168201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5090 (or 2542 counting only the distinct ones).
The product of its (nonzero) digits is 1920, while the sum is 27.
The cubic root of 522168201 is about 805.2612610834.
The spelling of 522168201 in words is "five hundred twenty-two million, one hundred sixty-eight thousand, two hundred one".
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