Base | Representation |
---|---|
bin | 10010111011010010… |
… | …101100101100001100 |
3 | 1221110021122011101220 |
4 | 102323102230230030 |
5 | 313104430011340 |
6 | 13200313203340 |
7 | 1316413041516 |
oct | 227322545414 |
9 | 57407564356 |
10 | 20322110220 |
11 | 8689335215 |
12 | 3b31a00550 |
13 | 1bbb3474b9 |
14 | daadb2bb6 |
15 | 7de195ed0 |
hex | 4bb4acb0c |
20322110220 has 96 divisors (see below), whose sum is σ = 57172082688. Its totient is φ = 5393571072.
The previous prime is 20322110219. The next prime is 20322110239. The reversal of 20322110220 is 2201122302.
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 20322110220.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20382762 + ... + 20383758.
It is an arithmetic number, because the mean of its divisors is an integer number (595542528).
Almost surely, 220322110220 is an apocalyptic number.
20322110220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20322110220 is an abundant number, since it is smaller than the sum of its proper divisors (36849972468).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20322110220 is a wasteful number, since it uses less digits than its factorization.
20322110220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2279 (or 2277 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 15.
Adding to 20322110220 its reverse (2201122302), we get a palindrome (22523232522).
The spelling of 20322110220 in words is "twenty billion, three hundred twenty-two million, one hundred ten thousand, two hundred twenty".
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