Base | Representation |
---|---|
bin | 10000000100001… |
… | …110111100100001 |
3 | 200210012022120101 |
4 | 100010032330201 |
5 | 1023000421444 |
6 | 42425142401 |
7 | 6452045131 |
oct | 2004167441 |
9 | 623168511 |
10 | 269545249 |
11 | 129173376 |
12 | 7632aa01 |
13 | 43ac6b3c |
14 | 27b26ac1 |
15 | 189e53d4 |
hex | 1010ef21 |
269545249 has 8 divisors (see below), whose sum is σ = 272794760. Its totient is φ = 266305536.
The previous prime is 269545223. The next prime is 269545253. The reversal of 269545249 is 942545962.
It can be written as a sum of positive squares in 4 ways, for example, as 24403600 + 245141649 = 4940^2 + 15657^2 .
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 269545249 - 217 = 269414177 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 269545199 and 269545208.
It is not an unprimeable number, because it can be changed into a prime (269545219) by changing a digit.
It is a Zeisel number, with parameters (6, 91).
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 7 ways as a sum of consecutive naturals, for example, 63217 + ... + 67345.
It is an arithmetic number, because the mean of its divisors is an integer number (34099345).
Almost surely, 2269545249 is an apocalyptic number.
It is an amenable number.
269545249 is a deficient number, since it is larger than the sum of its proper divisors (3249511).
269545249 is an equidigital number, since it uses as much as digits as its factorization.
269545249 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4899.
The product of its digits is 777600, while the sum is 46.
The square root of 269545249 is about 16417.8332614264. The cubic root of 269545249 is about 645.9673396441.
The spelling of 269545249 in words is "two hundred sixty-nine million, five hundred forty-five thousand, two hundred forty-nine".
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