Base | Representation |
---|---|
bin | 10010110100101100… |
… | …000100110100010010 |
3 | 1221011120011112201022 |
4 | 102310230010310102 |
5 | 312343044302010 |
6 | 13141314435442 |
7 | 1313566255256 |
oct | 226454046422 |
9 | 57146145638 |
10 | 20211322130 |
11 | 863184550a |
12 | 3b00892b82 |
13 | 1ba13c750c |
14 | d9a3b4266 |
15 | 7d45aed55 |
hex | 4b4b04d12 |
20211322130 has 16 divisors (see below), whose sum is σ = 36383321880. Its totient is φ = 8083875072.
The previous prime is 20211322129. The next prime is 20211322141. The reversal of 20211322130 is 3122311202.
It can be written as a sum of positive squares in 4 ways, for example, as 11592613561 + 8618708569 = 107669^2 + 92837^2 .
It is a junction number, because it is equal to n+sod(n) for n = 20211322099 and 20211322108.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59786 + ... + 209754.
Almost surely, 220211322130 is an apocalyptic number.
20211322130 is a deficient number, since it is larger than the sum of its proper divisors (16171999750).
20211322130 is a wasteful number, since it uses less digits than its factorization.
20211322130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 163453.
The product of its (nonzero) digits is 144, while the sum is 17.
Adding to 20211322130 its reverse (3122311202), we get a palindrome (23333633332).
The spelling of 20211322130 in words is "twenty billion, two hundred eleven million, three hundred twenty-two thousand, one hundred thirty".
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