Base | Representation |
---|---|
bin | 10010101000110111… |
… | …100111100010001010 |
3 | 1220122202000211010221 |
4 | 102220313213202022 |
5 | 311441313140242 |
6 | 13105512300254 |
7 | 1305640605640 |
oct | 225067474212 |
9 | 56582024127 |
10 | 20013021322 |
11 | 853a913148 |
12 | 3a663a168a |
13 | 1b6c2b6768 |
14 | d7bd15190 |
15 | 7c1e8e167 |
hex | 4a8de788a |
20013021322 has 8 divisors (see below), whose sum is σ = 34308036576. Its totient is φ = 8577009132.
The previous prime is 20013021319. The next prime is 20013021331. The reversal of 20013021322 is 22312031002.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 20013021296 and 20013021305.
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 3 ways as a sum of consecutive naturals, for example, 714750748 + ... + 714750775.
It is an arithmetic number, because the mean of its divisors is an integer number (4288504572).
Almost surely, 220013021322 is an apocalyptic number.
20013021322 is a deficient number, since it is larger than the sum of its proper divisors (14295015254).
20013021322 is a wasteful number, since it uses less digits than its factorization.
20013021322 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1429501532.
The product of its (nonzero) digits is 144, while the sum is 16.
Adding to 20013021322 its reverse (22312031002), we get a palindrome (42325052324).
The spelling of 20013021322 in words is "twenty billion, thirteen million, twenty-one thousand, three hundred twenty-two".
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