Base | Representation |
---|---|
bin | 1000101011000100… |
… | …0111010101001011 |
3 | 20000020210022012001 |
4 | 2022301013111023 |
5 | 14232000142031 |
6 | 1023003531431 |
7 | 111456533422 |
oct | 21261072513 |
9 | 6006708161 |
10 | 2328130891 |
11 | a95195219 |
12 | 54b829b77 |
13 | 2b1444458 |
14 | 1812b22b9 |
15 | d95cb861 |
hex | 8ac4754b |
2328130891 has 4 divisors (see below), whose sum is σ = 2349490000. Its totient is φ = 2306771784.
The previous prime is 2328130867. The next prime is 2328130949. The reversal of 2328130891 is 1980318232.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 2328130891 - 25 = 2328130859 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 2328130891.
It is not an unprimeable number, because it can be changed into a prime (2328130291) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10679391 + ... + 10679608.
It is an arithmetic number, because the mean of its divisors is an integer number (587372500).
Almost surely, 22328130891 is an apocalyptic number.
2328130891 is a deficient number, since it is larger than the sum of its proper divisors (21359109).
2328130891 is a wasteful number, since it uses less digits than its factorization.
2328130891 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21359108.
The product of its (nonzero) digits is 20736, while the sum is 37.
The square root of 2328130891 is about 48250.7087098210. The cubic root of 2328130891 is about 1325.3659159787.
The spelling of 2328130891 in words is "two billion, three hundred twenty-eight million, one hundred thirty thousand, eight hundred ninety-one".
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