Base | Representation |
---|---|
bin | 10010101010000100… |
… | …101101100111011010 |
3 | 1220201011001121001110 |
4 | 102222010231213122 |
5 | 312012001400242 |
6 | 13111513401150 |
7 | 1306304441136 |
oct | 225204554732 |
9 | 56634047043 |
10 | 20033231322 |
11 | 8550267225 |
12 | 3a711091b6 |
13 | 1b73541640 |
14 | d808963c6 |
15 | 7c3b3239c |
hex | 4aa12d9da |
20033231322 has 16 divisors (see below), whose sum is σ = 43148498400. Its totient is φ = 6164071152.
The previous prime is 20033231299. The next prime is 20033231347. The reversal of 20033231322 is 22313233002.
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 7 ways as a sum of consecutive naturals, for example, 128418072 + ... + 128418227.
It is an arithmetic number, because the mean of its divisors is an integer number (2696781150).
Almost surely, 220033231322 is an apocalyptic number.
20033231322 is an abundant number, since it is smaller than the sum of its proper divisors (23115267078).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20033231322 is a wasteful number, since it uses less digits than its factorization.
20033231322 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 256836317.
The product of its (nonzero) digits is 1296, while the sum is 21.
Adding to 20033231322 its reverse (22313233002), we get a palindrome (42346464324).
The spelling of 20033231322 in words is "twenty billion, thirty-three million, two hundred thirty-one thousand, three hundred twenty-two".
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