Base | Representation |
---|---|
bin | 100100101011111… |
… | …1100100101011001 |
3 | 10011210101000001202 |
4 | 1021113330211121 |
5 | 10010114423413 |
6 | 322052523545 |
7 | 42335306531 |
oct | 11127744531 |
9 | 3153330052 |
10 | 1231014233 |
11 | 58196a239 |
12 | 2a43205b5 |
13 | 168062cb7 |
14 | b96c44c1 |
15 | 73114e58 |
hex | 495fc959 |
1231014233 has 2 divisors, whose sum is σ = 1231014234. Its totient is φ = 1231014232.
The previous prime is 1231014227. The next prime is 1231014311. The reversal of 1231014233 is 3324101321.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 846344464 + 384669769 = 29092^2 + 19613^2 .
It is an emirp because it is prime and its reverse (3324101321) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 1231014233 - 210 = 1231013209 is a prime.
It is not a weakly prime, because it can be changed into another prime (1231014133) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 615507116 + 615507117.
It is an arithmetic number, because the mean of its divisors is an integer number (615507117).
Almost surely, 21231014233 is an apocalyptic number.
It is an amenable number.
1231014233 is a deficient number, since it is larger than the sum of its proper divisors (1).
1231014233 is an equidigital number, since it uses as much as digits as its factorization.
1231014233 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 432, while the sum is 20.
The square root of 1231014233 is about 35085.8124175570. The cubic root of 1231014233 is about 1071.7356850139.
Adding to 1231014233 its reverse (3324101321), we get a palindrome (4555115554).
The spelling of 1231014233 in words is "one billion, two hundred thirty-one million, fourteen thousand, two hundred thirty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •