Base | Representation |
---|---|
bin | 11011110010101… |
… | …00100010001011 |
3 | 121020200020102000 |
4 | 31321110202023 |
5 | 434140130443 |
6 | 35044442043 |
7 | 5530400442 |
oct | 1571244213 |
9 | 536606360 |
10 | 233130123 |
11 | 10a661126 |
12 | 660a9323 |
13 | 393b6c25 |
14 | 22d67d59 |
15 | 157008d3 |
hex | de5488b |
233130123 has 8 divisors (see below), whose sum is σ = 345378000. Its totient is φ = 155420064.
The previous prime is 233130083. The next prime is 233130127. The reversal of 233130123 is 321031332.
233130123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 233130123 - 214 = 233113739 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 233130096 and 233130105.
It is not an unprimeable number, because it can be changed into a prime (233130127) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4317198 + ... + 4317251.
It is an arithmetic number, because the mean of its divisors is an integer number (43172250).
Almost surely, 2233130123 is an apocalyptic number.
233130123 is a deficient number, since it is larger than the sum of its proper divisors (112247877).
233130123 is an equidigital number, since it uses as much as digits as its factorization.
233130123 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8634458 (or 8634452 counting only the distinct ones).
The product of its (nonzero) digits is 324, while the sum is 18.
The square root of 233130123 is about 15268.5992481301. The cubic root of 233130123 is about 615.4594781645.
Adding to 233130123 its reverse (321031332), we get a palindrome (554161455).
The spelling of 233130123 in words is "two hundred thirty-three million, one hundred thirty thousand, one hundred twenty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •