Base | Representation |
---|---|
bin | 11110111111110101101… |
… | …101010111011111001010 |
3 | 21112122020111111210022210 |
4 | 132333311231113133022 |
5 | 234400002031401442 |
6 | 4310322502325550 |
7 | 306616430535453 |
oct | 36776555273712 |
9 | 7478214453283 |
10 | 2130131122122 |
11 | 751424538a03 |
12 | 2a4a007298b6 |
13 | 125b41658353 |
14 | 7515552c12a |
15 | 3a6225e219c |
hex | 1eff5b577ca |
2130131122122 has 32 divisors (see below), whose sum is σ = 4462788742272. Its totient is φ = 676529537024.
The previous prime is 2130131122103. The next prime is 2130131122151. The reversal of 2130131122122 is 2212211310312.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29995143 + ... + 30066074.
It is an arithmetic number, because the mean of its divisors is an integer number (139462148196).
Almost surely, 22130131122122 is an apocalyptic number.
2130131122122 is an abundant number, since it is smaller than the sum of its proper divisors (2332657620150).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2130131122122 is a wasteful number, since it uses less digits than its factorization.
2130131122122 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 60061502.
The product of its (nonzero) digits is 288, while the sum is 21.
Adding to 2130131122122 its reverse (2212211310312), we get a palindrome (4342342432434).
The spelling of 2130131122122 in words is "two trillion, one hundred thirty billion, one hundred thirty-one million, one hundred twenty-two thousand, one hundred twenty-two".
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