Base | Representation |
---|---|
bin | 10010111011010110… |
… | …111011111010001010 |
3 | 1221110100201121021201 |
4 | 102323112323322022 |
5 | 313110221034010 |
6 | 13200353054414 |
7 | 1316425346362 |
oct | 227326737212 |
9 | 57410647251 |
10 | 20323221130 |
11 | 8689a23923 |
12 | 3b3225740a |
13 | 1bbb646044 |
14 | dab1c19a2 |
15 | 7de31523a |
hex | 4bb5bbe8a |
20323221130 has 32 divisors (see below), whose sum is σ = 38522563200. Its totient is φ = 7704493632.
The previous prime is 20323221067. The next prime is 20323221137. The reversal of 20323221130 is 3112232302.
It is a junction number, because it is equal to n+sod(n) for n = 20323221098 and 20323221107.
It is not an unprimeable number, because it can be changed into a prime (20323221137) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 380260 + ... + 430399.
It is an arithmetic number, because the mean of its divisors is an integer number (1203830100).
Almost surely, 220323221130 is an apocalyptic number.
20323221130 is a deficient number, since it is larger than the sum of its proper divisors (18199342070).
20323221130 is a wasteful number, since it uses less digits than its factorization.
20323221130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 810798.
The product of its (nonzero) digits is 432, while the sum is 19.
Adding to 20323221130 its reverse (3112232302), we get a palindrome (23435453432).
The spelling of 20323221130 in words is "twenty billion, three hundred twenty-three million, two hundred twenty-one thousand, one hundred thirty".
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