Base | Representation |
---|---|
bin | 1001001001110111001111… |
… | …00010000101001111100011 |
3 | 2122021102022100212021110102 |
4 | 10210323213202011033203 |
5 | 10114302421403022243 |
6 | 110451350230453015 |
7 | 4145231450113133 |
oct | 444734742051743 |
9 | 78242270767412 |
10 | 20130101220323 |
11 | 6461145391526 |
12 | 231142220416b |
13 | b30350138643 |
14 | 4d8432d54ac3 |
15 | 24d96ba409b8 |
hex | 124ee78853e3 |
20130101220323 has 8 divisors (see below), whose sum is σ = 20161214438976. Its totient is φ = 20098994832000.
The previous prime is 20130101220253. The next prime is 20130101220331. The reversal of 20130101220323 is 32302210103102.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 20130101220323 - 222 = 20130097026019 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 20130101220295 and 20130101220304.
It is not an unprimeable number, because it can be changed into a prime (20130101520323) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4207115 + ... + 7613147.
It is an arithmetic number, because the mean of its divisors is an integer number (2520151804872).
Almost surely, 220130101220323 is an apocalyptic number.
20130101220323 is a deficient number, since it is larger than the sum of its proper divisors (31113218653).
20130101220323 is an equidigital number, since it uses as much as digits as its factorization.
20130101220323 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3415165.
The product of its (nonzero) digits is 432, while the sum is 20.
Adding to 20130101220323 its reverse (32302210103102), we get a palindrome (52432311323425).
The spelling of 20130101220323 in words is "twenty trillion, one hundred thirty billion, one hundred one million, two hundred twenty thousand, three hundred twenty-three".
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