Base | Representation |
---|---|
bin | 1001001110110011101100… |
… | …10111001001110111101000 |
3 | 2122212122211222200121211120 |
4 | 10213121312113021313220 |
5 | 10130043400303101440 |
6 | 111101405233255240 |
7 | 4163424645234264 |
oct | 447316627116750 |
9 | 78778758617746 |
10 | 20300001222120 |
11 | 6517200519554 |
12 | 233a339404520 |
13 | b4338844c999 |
14 | 50274d5db0a4 |
15 | 2530b26d6dd0 |
hex | 1276765c9de8 |
20300001222120 has 32 divisors (see below), whose sum is σ = 60900003666720. Its totient is φ = 5413333659200.
The previous prime is 20300001222097. The next prime is 20300001222181. The reversal of 20300001222120 is 2122210000302.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a self number, because there is not a number n which added to its sum of digits gives 20300001222120.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84583338306 + ... + 84583338545.
It is an arithmetic number, because the mean of its divisors is an integer number (1903125114585).
Almost surely, 220300001222120 is an apocalyptic number.
20300001222120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20300001222120 is an abundant number, since it is smaller than the sum of its proper divisors (40600002444600).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20300001222120 is a wasteful number, since it uses less digits than its factorization.
20300001222120 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 169166676865 (or 169166676861 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 15.
Adding to 20300001222120 its reverse (2122210000302), we get a palindrome (22422211222422).
The spelling of 20300001222120 in words is "twenty trillion, three hundred billion, one million, two hundred twenty-two thousand, one hundred twenty".
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