Base | Representation |
---|---|
bin | 1001001110110100010110… |
… | …11010000111111100101100 |
3 | 2122212200202121002222010001 |
4 | 10213122023122013330230 |
5 | 10130100111201302340 |
6 | 111101504245354044 |
7 | 4163436463442530 |
oct | 447321332077454 |
9 | 78780677088101 |
10 | 20300354322220 |
11 | 6517371870915 |
12 | 233a417708924 |
13 | b4341364cc5b |
14 | 502784473bc0 |
15 | 2530d36d429a |
hex | 12768b687f2c |
20300354322220 has 24 divisors (see below), whose sum is σ = 48720850373664. Its totient is φ = 6960121481856.
The previous prime is 20300354322169. The next prime is 20300354322223. The reversal of 20300354322220 is 2222345300302.
It is a Harshad number since it is a multiple of its sum of digits (28).
It is not an unprimeable number, because it can be changed into a prime (20300354322223) 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, 72501265297 + ... + 72501265576.
It is an arithmetic number, because the mean of its divisors is an integer number (2030035432236).
Almost surely, 220300354322220 is an apocalyptic number.
20300354322220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20300354322220 is an abundant number, since it is smaller than the sum of its proper divisors (28420496051444).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20300354322220 is a wasteful number, since it uses less digits than its factorization.
20300354322220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 145002530889 (or 145002530887 counting only the distinct ones).
The product of its (nonzero) digits is 17280, while the sum is 28.
Adding to 20300354322220 its reverse (2222345300302), we get a palindrome (22522699622522).
The spelling of 20300354322220 in words is "twenty trillion, three hundred billion, three hundred fifty-four million, three hundred twenty-two thousand, two hundred twenty".
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