Base | Representation |
---|---|
bin | 1001001110110011110000… |
… | …00101010100001010011000 |
3 | 2122212122221000000210000010 |
4 | 10213121320011110022120 |
5 | 10130043430201200440 |
6 | 111101412144241520 |
7 | 4163425445550561 |
oct | 447317005241230 |
9 | 78778830023003 |
10 | 20300030100120 |
11 | 6517215852a71 |
12 | 233a3470102a0 |
13 | b43391421064 |
14 | 502753397168 |
15 | 2530b4edd580 |
hex | 127678154298 |
20300030100120 has 64 divisors (see below), whose sum is σ = 60900403897440. Its totient is φ = 5413313484800.
The previous prime is 20300030100109. The next prime is 20300030100241. The reversal of 20300030100120 is 2100103000302.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (12).
It is a junction number, because it is equal to n+sod(n) for n = 20300030100096 and 20300030100105.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34779490 + ... + 35358350.
Almost surely, 220300030100120 is an apocalyptic number.
20300030100120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20300030100120 is an abundant number, since it is smaller than the sum of its proper divisors (40600373797320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20300030100120 is a wasteful number, since it uses less digits than its factorization.
20300030100120 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 871116 (or 871112 counting only the distinct ones).
The product of its (nonzero) digits is 36, while the sum is 12.
Adding to 20300030100120 its reverse (2100103000302), we get a palindrome (22400133100422).
The spelling of 20300030100120 in words is "twenty trillion, three hundred billion, thirty million, one hundred thousand, one hundred twenty".
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