Base | Representation |
---|---|
bin | 111111011110110… |
… | …0000010110011111 |
3 | 12111110001212201202 |
4 | 1332331200112133 |
5 | 13330243140021 |
6 | 551210230115 |
7 | 103533101426 |
oct | 17675402637 |
9 | 5443055652 |
10 | 2130052511 |
11 | 9a33a4a84 |
12 | 4b542533b |
13 | 27c3b0a02 |
14 | 162c702bd |
15 | c7001a0b |
hex | 7ef6059f |
2130052511 has 8 divisors (see below), whose sum is σ = 2138315760. Its totient is φ = 2121806272.
The previous prime is 2130052487. The next prime is 2130052537. The reversal of 2130052511 is 1152500312.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2130052511 - 218 = 2129790367 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2130052571) 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, 282851 + ... + 290283.
It is an arithmetic number, because the mean of its divisors is an integer number (267289470).
Almost surely, 22130052511 is an apocalyptic number.
2130052511 is a deficient number, since it is larger than the sum of its proper divisors (8263249).
2130052511 is an equidigital number, since it uses as much as digits as its factorization.
2130052511 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8505.
The product of its (nonzero) digits is 300, while the sum is 20.
The square root of 2130052511 is about 46152.4919262221. The cubic root of 2130052511 is about 1286.6589244063.
Adding to 2130052511 its reverse (1152500312), we get a palindrome (3282552823).
The spelling of 2130052511 in words is "two billion, one hundred thirty million, fifty-two thousand, five hundred eleven".
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