Base | Representation |
---|---|
bin | 10010111010001110… |
… | …110101101011000110 |
3 | 1221102001011101111010 |
4 | 102322032311223012 |
5 | 313040401234342 |
6 | 13154440023050 |
7 | 1316105611533 |
oct | 227216655306 |
9 | 57361141433 |
10 | 20304321222 |
11 | 867a295069 |
12 | 3b27a61a86 |
13 | 1bb7759573 |
14 | da88a1d8a |
15 | 7dc83029c |
hex | 4ba3b5ac6 |
20304321222 has 8 divisors (see below), whose sum is σ = 40608642456. Its totient is φ = 6768107072.
The previous prime is 20304321217. The next prime is 20304321269. The reversal of 20304321222 is 22212340302.
It is a sphenic number, since it is the product of 3 distinct primes.
20304321222 is an admirable number.
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 3 ways as a sum of consecutive naturals, for example, 1692026763 + ... + 1692026774.
It is an arithmetic number, because the mean of its divisors is an integer number (5076080307).
Almost surely, 220304321222 is an apocalyptic number.
20304321222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20304321222 is a wasteful number, since it uses less digits than its factorization.
20304321222 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3384053542.
The product of its (nonzero) digits is 1152, while the sum is 21.
Adding to 20304321222 its reverse (22212340302), we get a palindrome (42516661524).
The spelling of 20304321222 in words is "twenty billion, three hundred four million, three hundred twenty-one thousand, two hundred twenty-two".
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