Base | Representation |
---|---|
bin | 1001001110111011001101… |
… | …00100110001000011011010 |
3 | 2122220001020212000221000022 |
4 | 10213131212210301003122 |
5 | 10130130124004303310 |
6 | 111103313200310442 |
7 | 4163626552434500 |
oct | 447354644610332 |
9 | 78801225027008 |
10 | 20304031322330 |
11 | 65189893a1488 |
12 | 233b083012422 |
13 | b4387b37cb72 |
14 | 502a12948670 |
15 | 25324b405a55 |
hex | 1277669310da |
20304031322330 has 96 divisors (see below), whose sum is σ = 43383294631296. Its totient is φ = 6819473222016.
The previous prime is 20304031322303. The next prime is 20304031322353. The reversal of 20304031322330 is 3322313040302.
It is a self number, because there is not a number n which added to its sum of digits gives 20304031322330.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 16198397 + ... + 17406783.
It is an arithmetic number, because the mean of its divisors is an integer number (451909319076).
Almost surely, 220304031322330 is an apocalyptic number.
20304031322330 is an abundant number, since it is smaller than the sum of its proper divisors (23079263308966).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20304031322330 is a wasteful number, since it uses less digits than its factorization.
20304031322330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1209108 (or 1209101 counting only the distinct ones).
The product of its (nonzero) digits is 7776, while the sum is 26.
Adding to 20304031322330 its reverse (3322313040302), we get a palindrome (23626344362632).
The spelling of 20304031322330 in words is "twenty trillion, three hundred four billion, thirty-one million, three hundred twenty-two thousand, three hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.092 sec. • engine limits •