Base | Representation |
---|---|
bin | 10010101110001100… |
… | …001100011010001011 |
3 | 1220212222000201021122 |
4 | 102232030030122023 |
5 | 312132142120243 |
6 | 13122422025455 |
7 | 1311103512326 |
oct | 225614143213 |
9 | 56788021248 |
10 | 20102301323 |
11 | 8586252575 |
12 | 3a9027828b |
13 | 1b84945a70 |
14 | d89b157bd |
15 | 7c9c27668 |
hex | 4ae30c68b |
20102301323 has 32 divisors (see below), whose sum is σ = 23350505472. Its totient is φ = 17153136000.
The previous prime is 20102301313. The next prime is 20102301377. The reversal of 20102301323 is 32310320102.
It is not a de Polignac number, because 20102301323 - 28 = 20102301067 is a prime.
It is not an unprimeable number, because it can be changed into a prime (20102301313) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12058136 + ... + 12059802.
It is an arithmetic number, because the mean of its divisors is an integer number (729703296).
Almost surely, 220102301323 is an apocalyptic number.
20102301323 is a gapful number since it is divisible by the number (23) formed by its first and last digit.
20102301323 is a deficient number, since it is larger than the sum of its proper divisors (3248204149).
20102301323 is a wasteful number, since it uses less digits than its factorization.
20102301323 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3035.
The product of its (nonzero) digits is 216, while the sum is 17.
Adding to 20102301323 its reverse (32310320102), we get a palindrome (52412621425).
The spelling of 20102301323 in words is "twenty billion, one hundred two million, three hundred one thousand, three hundred twenty-three".
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