Base | Representation |
---|---|
bin | 11100000010100… |
… | …01001000100001 |
3 | 121101121002001101 |
4 | 32001101020201 |
5 | 440203311340 |
6 | 35201234401 |
7 | 5554165123 |
oct | 1601211041 |
9 | 541532041 |
10 | 235213345 |
11 | 1108542a4 |
12 | 66932a01 |
13 | 399661c3 |
14 | 2334b213 |
15 | 159b2c9a |
hex | e051221 |
235213345 has 16 divisors (see below), whose sum is σ = 294898320. Its totient is φ = 179872000.
The previous prime is 235213327. The next prime is 235213361. The reversal of 235213345 is 543312532.
It can be written as a sum of positive squares in 8 ways, for example, as 2742336 + 232471009 = 1656^2 + 15247^2 .
It is a de Polignac number, because none of the positive numbers 2k-235213345 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6615 + ... + 22675.
It is an arithmetic number, because the mean of its divisors is an integer number (18431145).
Almost surely, 2235213345 is an apocalyptic number.
It is an amenable number.
235213345 is a deficient number, since it is larger than the sum of its proper divisors (59684975).
235213345 is a wasteful number, since it uses less digits than its factorization.
235213345 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16196.
The product of its digits is 10800, while the sum is 28.
The square root of 235213345 is about 15336.6666847787. Note that the first 4 decimals coincide. The cubic root of 235213345 is about 617.2872679330.
Adding to 235213345 its reverse (543312532), we get a palindrome (778525877).
The spelling of 235213345 in words is "two hundred thirty-five million, two hundred thirteen thousand, three hundred forty-five".
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