Base | Representation |
---|---|
bin | 10010110101010010… |
… | …001110001100101110 |
3 | 1221012020222120222222 |
4 | 102311102032030232 |
5 | 312403124301110 |
6 | 13142313035342 |
7 | 1314050254430 |
oct | 226522161456 |
9 | 57166876888 |
10 | 20221322030 |
11 | 8637455598 |
12 | 3b040b5b52 |
13 | 1ba34b9010 |
14 | d9b858650 |
15 | 7d53d7c55 |
hex | 4b548e32e |
20221322030 has 32 divisors (see below), whose sum is σ = 44798007744. Its totient is φ = 6399714816.
The previous prime is 20221321997. The next prime is 20221322053. The reversal of 20221322030 is 3022312202.
It is a congruent number.
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 15 ways as a sum of consecutive naturals, for example, 11109707 + ... + 11111526.
It is an arithmetic number, because the mean of its divisors is an integer number (1399937742).
Almost surely, 220221322030 is an apocalyptic number.
20221322030 is an abundant number, since it is smaller than the sum of its proper divisors (24576685714).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20221322030 is a wasteful number, since it uses less digits than its factorization.
20221322030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22221260.
The product of its (nonzero) digits is 288, while the sum is 17.
Adding to 20221322030 its reverse (3022312202), we get a palindrome (23243634232).
The spelling of 20221322030 in words is "twenty billion, two hundred twenty-one million, three hundred twenty-two thousand, thirty".
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