Base | Representation |
---|---|
bin | 111111010001010… |
… | …1010101000101110 |
3 | 12110221211102111000 |
4 | 1332202222220232 |
5 | 13321443014000 |
6 | 550355341130 |
7 | 103416226131 |
oct | 17642525056 |
9 | 5427742430 |
10 | 2123016750 |
11 | 99a4299a8 |
12 | 4b2bb17a6 |
13 | 27aab943a |
14 | 161d5c218 |
15 | c65b2000 |
hex | 7e8aaa2e |
2123016750 has 128 divisors (see below), whose sum is σ = 5909904000. Its totient is φ = 564019200.
The previous prime is 2123016719. The next prime is 2123016757. The reversal of 2123016750 is 576103212.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2123016757) 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 in 63 ways as a sum of consecutive naturals, for example, 2760366 + ... + 2761134.
It is an arithmetic number, because the mean of its divisors is an integer number (46171125).
Almost surely, 22123016750 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2123016750, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2954952000).
2123016750 is an abundant number, since it is smaller than the sum of its proper divisors (3786887250).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2123016750 is a wasteful number, since it uses less digits than its factorization.
2123016750 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1204 (or 1188 counting only the distinct ones).
The product of its (nonzero) digits is 2520, while the sum is 27.
The square root of 2123016750 is about 46076.2058984895. The cubic root of 2123016750 is about 1285.2407105071.
Adding to 2123016750 its reverse (576103212), we get a palindrome (2699119962).
The spelling of 2123016750 in words is "two billion, one hundred twenty-three million, sixteen thousand, seven hundred fifty".
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