Base | Representation |
---|---|
bin | 1000100111000001… |
… | …0000101110101110 |
3 | 12222001210120101112 |
4 | 2021300100232232 |
5 | 14213122130110 |
6 | 1021155312022 |
7 | 111162165266 |
oct | 21160205656 |
9 | 5861716345 |
10 | 2311130030 |
11 | a86633220 |
12 | 545bab612 |
13 | 2aaa71181 |
14 | 17cd287a6 |
15 | d7d6e405 |
hex | 89c10bae |
2311130030 has 32 divisors (see below), whose sum is σ = 4643768448. Its totient is φ = 820864800.
The previous prime is 2311130023. The next prime is 2311130033. The reversal of 2311130030 is 300311132.
It is a Curzon number.
It is a nialpdrome in base 11.
It is a junction number, because it is equal to n+sod(n) for n = 2311129987 and 2311130014.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2311130033) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 239576 + ... + 249035.
It is an arithmetic number, because the mean of its divisors is an integer number (145117764).
Almost surely, 22311130030 is an apocalyptic number.
2311130030 is an abundant number, since it is smaller than the sum of its proper divisors (2332638418).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2311130030 is a wasteful number, since it uses less digits than its factorization.
2311130030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 488672.
The product of its (nonzero) digits is 54, while the sum is 14.
The square root of 2311130030 is about 48074.2137741222. The cubic root of 2311130030 is about 1322.1319294502.
Adding to 2311130030 its reverse (300311132), we get a palindrome (2611441162).
The spelling of 2311130030 in words is "two billion, three hundred eleven million, one hundred thirty thousand, thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.080 sec. • engine limits •