Base | Representation |
---|---|
bin | 11001100011001… |
… | …10111110000001 |
3 | 112221022011020000 |
4 | 30301212332001 |
5 | 414332100030 |
6 | 33133510213 |
7 | 5211533331 |
oct | 1461467601 |
9 | 487264200 |
10 | 214331265 |
11 | aaa91285 |
12 | 5b942369 |
13 | 35534445 |
14 | 206730c1 |
15 | 13c3a860 |
hex | cc66f81 |
214331265 has 20 divisors (see below), whose sum is σ = 384209364. Its totient is φ = 114309792.
The previous prime is 214331261. The next prime is 214331309. The reversal of 214331265 is 562133412.
214331265 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 140920641 + 73410624 = 11871^2 + 8568^2 .
It is not a de Polignac number, because 214331265 - 22 = 214331261 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 (214331261) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 264202 + ... + 265011.
Almost surely, 2214331265 is an apocalyptic number.
It is an amenable number.
214331265 is a deficient number, since it is larger than the sum of its proper divisors (169878099).
214331265 is an equidigital number, since it uses as much as digits as its factorization.
214331265 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 529230 (or 529221 counting only the distinct ones).
The product of its digits is 4320, while the sum is 27.
The square root of 214331265 is about 14640.0568646437. The cubic root of 214331265 is about 598.4508788148.
Adding to 214331265 its reverse (562133412), we get a palindrome (776464677).
The spelling of 214331265 in words is "two hundred fourteen million, three hundred thirty-one thousand, two hundred sixty-five".
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